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200120012212000 = 255350030003053
BaseRepresentation
bin101101100000001000010010…
…001111011000011100100000
3222020120021201201210002210011
4231200020102033120130200
5202212231241111241000
61545341510415414304
760103123313301436
oct5540102217303440
9866507651702704
10200120012212000
1158845469859531
121a540723224394
13878830bb6088a
14375bc08828d56
1518208aa1582ba
hexb602123d8720

200120012212000 has 48 divisors (see below), whose sum is σ = 491694870014712. Its totient is φ = 80048004883200.

The previous prime is 200120012211997. The next prime is 200120012212009. The reversal of 200120012212000 is 212210021002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17427051383184 + 182692960828816 = 4174572^2 + 13516396^2 .

It is not an unprimeable number, because it can be changed into a prime (200120012212009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25014997527 + ... + 25015005526.

Almost surely, 2200120012212000 is an apocalyptic number.

200120012212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200120012212000 is an abundant number, since it is smaller than the sum of its proper divisors (291574857802712).

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

200120012212000 is an equidigital number, since it uses as much as digits as its factorization.

200120012212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50030003078 (or 50030003060 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200120012212000 its reverse (212210021002), we get a palindrome (200332222233002).

The spelling of 200120012212000 in words is "two hundred trillion, one hundred twenty billion, twelve million, two hundred twelve thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 2000 4000 50030003053 100060006106 200120012212 250150015265 400240024424 500300030530 800480048848 1000600061060 1250750076325 1600960097696 2001200122120 2501500152650 4002400244240 5003000305300 6253750381625 8004800488480 10006000610600 12507500763250 20012001221200 25015001526500 40024002442400 50030003053000 100060006106000 200120012212000