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220020101002020 = 2235113257102353021
BaseRepresentation
bin110010000001101101101011…
…111101101011001100100100
31001212000201100010200021012110
4302001231223331223030210
5212314302131324031040
62055535501121521020
764225633132131024
oct6201555375531444
91055021303607173
10220020101002020
1164118001115750
12208154527a3170
13959ca63b52147
143c4905b739a84
151a68363992980
hexc81b6bf6b324

220020101002020 has 96 divisors (see below), whose sum is σ = 672267749682816. Its totient is φ = 53321829299200.

The previous prime is 220020101002001. The next prime is 220020101002049. The reversal of 220020101002020 is 20200101020022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 220020101001987 and 220020101002005.

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, 49026891 + ... + 53326130.

It is an arithmetic number, because the mean of its divisors is an integer number (7002789059196).

Almost surely, 2220020101002020 is an apocalyptic number.

220020101002020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220020101002020 is an abundant number, since it is smaller than the sum of its proper divisors (452247648680796).

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

220020101002020 is a wasteful number, since it uses less digits than its factorization.

220020101002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102356301 (or 102356299 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220020101002020 its reverse (20200101020022), we get a palindrome (240220202022042).

The spelling of 220020101002020 in words is "two hundred twenty trillion, twenty billion, one hundred one million, two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 3257 6514 9771 13028 16285 19542 32570 35827 39084 48855 65140 71654 97710 107481 143308 179135 195420 214962 358270 429924 537405 716540 1074810 2149620 102353021 204706042 307059063 409412084 511765105 614118126 1023530210 1125883231 1228236252 1535295315 2047060420 2251766462 3070590630 3377649693 4503532924 5629416155 6141181260 6755299386 11258832310 13510598772 16888248465 22517664620 33776496930 67552993860 333363789397 666727578794 1000091368191 1333455157588 1666818946985 2000182736382 3333637893970 3667001683367 4000365472764 5000456840955 6667275787940 7334003366734 10000913681910 11001005050101 14668006733468 18335008416835 20001827363820 22002010100202 36670016833670 44004020200404 55005025250505 73340033667340 110010050501010 220020101002020