122201212210112 has 56 divisors (see below), whose sum is σ = 277469193051360. Its totient is φ = 52308773084160.

The previous prime is 122201212210109. The next prime is 122201212210123. The reversal of 122201212210112 is 211012212102221.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164146439 + ... + 164889222.

Almost surely, 2^{122201212210112} is an apocalyptic number.

It is an amenable number.

122201212210112 is an abundant number, since it is smaller than the sum of its proper divisors (155267980841248).

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

122201212210112 is an equidigital number, since it uses as much as digits as its factorization.

122201212210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329036509 (or 329036499 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122201212210112 its reverse (211012212102221), we get a palindrome (333213424312333).

The spelling of 122201212210112 in words is "one hundred twenty-two trillion, two hundred one billion, two hundred twelve million, two hundred ten thousand, one hundred twelve".