202001011222100 has 72 divisors (see below), whose sum is σ = 448917178461696. Its totient is φ = 78873634000000.

The previous prime is 202001011222097. The next prime is 202001011222169. The reversal of 202001011222100 is 1222110100202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140128676 + ... + 141562875.

It is an arithmetic number, because the mean of its divisors is an integer number (6234960811968).

Almost surely, 2^{202001011222100} is an apocalyptic number.

202001011222100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001011222100 is an abundant number, since it is smaller than the sum of its proper divisors (246916167239596).

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

202001011222100 is a wasteful number, since it uses less digits than its factorization.

202001011222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281691737 (or 281691730 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202001011222100 its reverse (1222110100202), we get a palindrome (203223121322302).

The spelling of 202001011222100 in words is "two hundred two trillion, one billion, eleven million, two hundred twenty-two thousand, one hundred".