202100102200 has 48 divisors (see below), whose sum is σ = 469918673280. Its totient is φ = 80833858560.

The previous prime is 202100102179. The next prime is 202100102231. The reversal of 202100102200 is 2201001202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3304297 + ... + 3364903.

It is an arithmetic number, because the mean of its divisors is an integer number (9789972360).

Almost surely, 2^202100102200 is an apocalyptic number.

202100102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202100102200 is an abundant number, since it is smaller than the sum of its proper divisors (267818571080).

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

202100102200 is a wasteful number, since it uses less digits than its factorization.

202100102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77296 (or 77287 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 202100102200 its reverse (2201001202), we get a palindrome (204301103402).

The spelling of 202100102200 in words is "two hundred two billion, one hundred million, one hundred two thousand, two hundred".