202000031100 has 216 divisors, whose sum is σ = 743166857888. Its totient is φ = 44923507200.

The previous prime is 202000031089. The next prime is 202000031113. The reversal of 202000031100 is 1130000202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 200191 + ... + 666390.

Almost surely, 2^202000031100 is an apocalyptic number.

202000031100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202000031100 is an abundant number, since it is smaller than the sum of its proper divisors (541166826788).

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

202000031100 is a wasteful number, since it uses less digits than its factorization.

202000031100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866645 (or 866635 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 202000031100 its reverse (1130000202), we get a palindrome (203130031302).

The spelling of 202000031100 in words is "two hundred two billion, thirty-one thousand, one hundred".