122112021195 has 12 divisors (see below), whose sum is σ = 211660836816. Its totient is φ = 65126411280.

The previous prime is 122112021133. The next prime is 122112021209. The reversal of 122112021195 is 591120211221.

It is not a de Polignac number, because 122112021195 - 2¹¹ = 122112019147 is a prime.

It is a super-2 number, since 2×122112021195² (a number of 23 digits) contains 22 as substring.

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, 1356800191 + ... + 1356800280.

It is an arithmetic number, because the mean of its divisors is an integer number (17638403068).

Almost surely, 2^122112021195 is an apocalyptic number.

122112021195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122112021195 is a deficient number, since it is larger than the sum of its proper divisors (89548815621).

122112021195 is a wasteful number, since it uses less digits than its factorization.

122112021195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2713600482 (or 2713600479 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The spelling of 122112021195 in words is "one hundred twenty-two billion, one hundred twelve million, twenty-one thousand, one hundred ninety-five".