202110120102 has 32 divisors (see below), whose sum is σ = 442724413824. Its totient is φ = 61001480000.

The previous prime is 202110120101. The next prime is 202110120131. The reversal of 202110120102 is 201021011202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202110120101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6083583 + ... + 6116714.

It is an arithmetic number, because the mean of its divisors is an integer number (13835137932).

Almost surely, 2^202110120102 is an apocalyptic number.

202110120102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202110120102 is an abundant number, since it is smaller than the sum of its proper divisors (240614293722).

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

202110120102 is a wasteful number, since it uses less digits than its factorization.

202110120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12200564.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202110120102 its reverse (201021011202), we get a palindrome (403131131304).

The spelling of 202110120102 in words is "two hundred two billion, one hundred ten million, one hundred twenty thousand, one hundred two".