122224911138 has 24 divisors (see below), whose sum is σ = 288895244976. Its totient is φ = 37037851800.

The previous prime is 122224911119. The next prime is 122224911163. The reversal of 122224911138 is 831119422221.

It is a happy number.

122224911138 is a `hidden beast` number, since 12 + 2 + 22 + 491 + 1 + 138 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308648568 + ... + 308648963.

It is an arithmetic number, because the mean of its divisors is an integer number (12037301874).

Almost surely, 2^122224911138 is an apocalyptic number.

122224911138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

122224911138 is an abundant number, since it is smaller than the sum of its proper divisors (166670333838).

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

122224911138 is a wasteful number, since it uses less digits than its factorization.

122224911138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617297550 (or 617297547 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The spelling of 122224911138 in words is "one hundred twenty-two billion, two hundred twenty-four million, nine hundred eleven thousand, one hundred thirty-eight".