122101122112 has 28 divisors (see below), whose sum is σ = 255046754320. Its totient is φ = 57837373056.

The previous prime is 122101122049. The next prime is 122101122113. The reversal of 122101122112 is 211221101221.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (122101122113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50204838 + ... + 50207269.

Almost surely, 2^122101122112 is an apocalyptic number.

It is an amenable number.

122101122112 is an abundant number, since it is smaller than the sum of its proper divisors (132945632208).

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

122101122112 is a wasteful number, since it uses less digits than its factorization.

122101122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100412138 (or 100412128 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122101122112 its reverse (211221101221), we get a palindrome (333322223333).

The spelling of 122101122112 in words is "one hundred twenty-two billion, one hundred one million, one hundred twenty-two thousand, one hundred twelve".