211202101122 has 64 divisors (see below), whose sum is σ = 443375493120. Its totient is φ = 67014769536.

The previous prime is 211202101087. The next prime is 211202101157. The reversal of 211202101122 is 221101202112.

It is an interprime number because it is at equal distance from previous prime (211202101087) and next prime (211202101157).

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, 1421878 + ... + 1563374.

It is an arithmetic number, because the mean of its divisors is an integer number (6927742080).

Almost surely, 2^211202101122 is an apocalyptic number.

211202101122 is an abundant number, since it is smaller than the sum of its proper divisors (232173391998).

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

211202101122 is a wasteful number, since it uses less digits than its factorization.

211202101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141695.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211202101122 its reverse (221101202112), we get a palindrome (432303303234).

The spelling of 211202101122 in words is "two hundred eleven billion, two hundred two million, one hundred one thousand, one hundred twenty-two".