212102101122 has 32 divisors (see below), whose sum is σ = 438023823360. Its totient is φ = 68398842960.

The previous prime is 212102101073. The next prime is 212102101163. The reversal of 212102101122 is 221101201212.

It is a super-2 number, since 2×212102101122² (a number of 23 digits) contains 22 as substring.

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, 431223 + ... + 781125.

It is an arithmetic number, because the mean of its divisors is an integer number (13688244480).

Almost surely, 2^212102101122 is an apocalyptic number.

212102101122 is an abundant number, since it is smaller than the sum of its proper divisors (225921722238).

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

212102101122 is a wasteful number, since it uses less digits than its factorization.

212102101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353198.

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

Adding to 212102101122 its reverse (221101201212), we get a palindrome (433203302334).

The spelling of 212102101122 in words is "two hundred twelve billion, one hundred two million, one hundred one thousand, one hundred twenty-two".