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202121311332000 = 25353149113043239
BaseRepresentation
bin101101111101010000001000…
…111101101010011010100000
3222111122121102201011002100210
4231331100020331222122200
5202443023421200111000
61553513125405214120
760400532342163414
oct5575201075523240
9874577381132323
10202121311332000
1159447191a56405
121a80456a261340
1388a1c5b5b24b8
1437caa1ba4ad44
15185798c200350
hexb7d408f6a6a0

202121311332000 has 192 divisors, whose sum is σ = 666593377632000. Its totient is φ = 53537277516800.

The previous prime is 202121311331999. The next prime is 202121311332041. The reversal of 202121311332000 is 233113121202.

It is a super-2 number, since 2×2021213113320002 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54733620 + ... + 58309619.

It is an arithmetic number, because the mean of its divisors is an integer number (3471840508500).

Almost surely, 2202121311332000 is an apocalyptic number.

202121311332000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202121311332000 is an abundant number, since it is smaller than the sum of its proper divisors (464472066300000).

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

202121311332000 is a wasteful number, since it uses less digits than its factorization.

202121311332000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113043416 (or 113043398 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 202121311332000 its reverse (233113121202), we get a palindrome (202354424453202).

The spelling of 202121311332000 in words is "two hundred two trillion, one hundred twenty-one billion, three hundred eleven million, three hundred thirty-two thousand".