202202112102122 has 64 divisors (see below), whose sum is σ = 343743253365888. Its totient is φ = 88396129440000.

The previous prime is 202202112102083. The next prime is 202202112102157. The reversal of 202202112102122 is 221201211202202.

It is a super-2 number, since 2×202202112102122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202202112102094 and 202202112102103.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48391097 + ... + 52403267.

It is an arithmetic number, because the mean of its divisors is an integer number (5370988333842).

Almost surely, 2^{202202112102122} is an apocalyptic number.

202202112102122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202202112102122 is a deficient number, since it is larger than the sum of its proper divisors (141541141263766).

202202112102122 is a wasteful number, since it uses less digits than its factorization.

202202112102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4012935.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202202112102122 its reverse (221201211202202), we get a palindrome (423403323304324).

The spelling of 202202112102122 in words is "two hundred two trillion, two hundred two billion, one hundred twelve million, one hundred two thousand, one hundred twenty-two".