202111133122 has 16 divisors (see below), whose sum is σ = 313631559360. Its totient is φ = 97567520848.

The previous prime is 202111133117. The next prime is 202111133137. The reversal of 202111133122 is 221331111202.

It is a self number, because there is not a number n which added to its sum of digits gives 202111133122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2771613 + ... + 2843599.

It is an arithmetic number, because the mean of its divisors is an integer number (19601972460).

Almost surely, 2^202111133122 is an apocalyptic number.

202111133122 is a deficient number, since it is larger than the sum of its proper divisors (111520426238).

202111133122 is a wasteful number, since it uses less digits than its factorization.

202111133122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120425.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 202111133122 its reverse (221331111202), we get a palindrome (423442244324).

The spelling of 202111133122 in words is "two hundred two billion, one hundred eleven million, one hundred thirty-three thousand, one hundred twenty-two".