122268161172 has 24 divisors (see below), whose sum is σ = 285308122176. Its totient is φ = 40753804288.

The previous prime is 122268161137. The next prime is 122268161203. The reversal of 122268161172 is 271161862221.

It is a self number, because there is not a number n which added to its sum of digits gives 122268161172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46893 + ... + 496724.

It is an arithmetic number, because the mean of its divisors is an integer number (11887838424).

Almost surely, 2^122268161172 is an apocalyptic number.

122268161172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122268161172 is an abundant number, since it is smaller than the sum of its proper divisors (163039961004).

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

122268161172 is a wasteful number, since it uses less digits than its factorization.

122268161172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562367 (or 562365 counting only the distinct ones).

The product of its digits is 32256, while the sum is 39.

The spelling of 122268161172 in words is "one hundred twenty-two billion, two hundred sixty-eight million, one hundred sixty-one thousand, one hundred seventy-two".