202112010122 has 32 divisors (see below), whose sum is σ = 346492975104. Its totient is φ = 87578607600.

The previous prime is 202112010119. The next prime is 202112010173. The reversal of 202112010122 is 221010211202.

It is a junction number, because it is equal to n+sod(n) for n = 202112010097 and 202112010106.

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, 2165888 + ... + 2257275.

It is an arithmetic number, because the mean of its divisors is an integer number (10827905472).

Almost surely, 2^202112010122 is an apocalyptic number.

202112010122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202112010122 is a deficient number, since it is larger than the sum of its proper divisors (144380964982).

202112010122 is a wasteful number, since it uses less digits than its factorization.

202112010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423274.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202112010122 its reverse (221010211202), we get a palindrome (423122221324).

The spelling of 202112010122 in words is "two hundred two billion, one hundred twelve million, ten thousand, one hundred twenty-two".