202002122102 has 32 divisors (see below), whose sum is σ = 334176226560. Its totient is φ = 90814569120.

The previous prime is 202002122089. The next prime is 202002122131. The reversal of 202002122102 is 201221200202.

It is a super-2 number, since 2×202002122102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1275263 + ... + 1424885.

It is an arithmetic number, because the mean of its divisors is an integer number (10443007080).

Almost surely, 2^202002122102 is an apocalyptic number.

202002122102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202002122102 is a deficient number, since it is larger than the sum of its proper divisors (132174104458).

202002122102 is a wasteful number, since it uses less digits than its factorization.

202002122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150308.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202002122102 its reverse (201221200202), we get a palindrome (403223322304).

The spelling of 202002122102 in words is "two hundred two billion, two million, one hundred twenty-two thousand, one hundred two".