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200012402131000 = 23532368571268221
BaseRepresentation
bin101101011110100100000100…
…001011100000000000111000
3222020011222222012102120221121
4231132210010023200000320
5202204000344421143000
61545220232402115024
760062263531560034
oct5536440413400070
9866158865376847
10200012402131000
1158803868765998
121a5238b094ba74
13877b11c82cc34
14375691abdd1c4
15181cbacc94b1a
hexb5e9042e0038

200012402131000 has 128 divisors (see below), whose sum is σ = 488449717292160. Its totient is φ = 76515263616000.

The previous prime is 200012402130979. The next prime is 200012402131013. The reversal of 200012402131000 is 131204210002.

It is a super-2 number, since 2×2000124021310002 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157076890 + ... + 158345110.

It is an arithmetic number, because the mean of its divisors is an integer number (3816013416345).

Almost surely, 2200012402131000 is an apocalyptic number.

200012402131000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200012402131000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244224858646080).

200012402131000 is an abundant number, since it is smaller than the sum of its proper divisors (288437315161160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200012402131000 is a wasteful number, since it uses less digits than its factorization.

200012402131000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275122 (or 1275108 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 200012402131000 its reverse (131204210002), we get a palindrome (200143606341002).

The spelling of 200012402131000 in words is "two hundred trillion, twelve billion, four hundred two million, one hundred thirty-one thousand".

Divisors: 1 2 4 5 8 10 20 23 25 40 46 50 92 100 115 125 184 200 230 250 460 500 575 920 1000 1150 2300 2875 4600 5750 6857 11500 13714 23000 27428 34285 54856 68570 137140 157711 171425 274280 315422 342850 630844 685700 788555 857125 1261688 1268221 1371400 1577110 1714250 2536442 3154220 3428500 3942775 5072884 6308440 6341105 6857000 7885550 10145768 12682210 15771100 19713875 25364420 29169083 31542200 31705525 39427750 50728840 58338166 63411050 78855500 116676332 126822100 145845415 157711000 158527625 233352664 253644200 291690830 317055250 583381660 634110500 729227075 1166763320 1268221000 1458454150 2916908300 3646135375 5833816600 7292270750 8696191397 14584541500 17392382794 29169083000 34784765588 43480956985 69569531176 86961913970 173923827940 200012402131 217404784925 347847655880 400024804262 434809569850 800049608524 869619139700 1000062010655 1087023924625 1600099217048 1739238279400 2000124021310 2174047849250 4000248042620 4348095698500 5000310053275 8000496085240 8696191397000 10000620106550 20001240213100 25001550266375 40002480426200 50003100532750 100006201065500 200012402131000