202001233100 has 36 divisors (see below), whose sum is σ = 438856744704. Its totient is φ = 80705734080.

The previous prime is 202001233099. The next prime is 202001233117. The reversal of 202001233100 is 1332100202.

It is a happy number.

It is a super-2 number, since 2×202001233100² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1098764 + ... + 1269363.

Almost surely, 2^202001233100 is an apocalyptic number.

202001233100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001233100 is an abundant number, since it is smaller than the sum of its proper divisors (236855511604).

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

202001233100 is a wasteful number, since it uses less digits than its factorization.

202001233100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368994 (or 2368987 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 202001233100 its reverse (1332100202), we get a palindrome (203333333302).

The spelling of 202001233100 in words is "two hundred two billion, one million, two hundred thirty-three thousand, one hundred".