122891336112 has 40 divisors (see below), whose sum is σ = 319304389104. Its totient is φ = 40726991104.

The previous prime is 122891336111. The next prime is 122891336123. The reversal of 122891336112 is 211633198221.

It is not an unprimeable number, because it can be changed into a prime (122891336111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7391223 + ... + 7407830.

Almost surely, 2^122891336112 is an apocalyptic number.

122891336112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122891336112 is an abundant number, since it is smaller than the sum of its proper divisors (196413052992).

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

122891336112 is a wasteful number, since it uses less digits than its factorization.

122891336112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14799237 (or 14799231 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The spelling of 122891336112 in words is "one hundred twenty-two billion, eight hundred ninety-one million, three hundred thirty-six thousand, one hundred twelve".