122153055190 has 64 divisors (see below), whose sum is σ = 223750029888. Its totient is φ = 48009024000.

The previous prime is 122153055163. The next prime is 122153055191. The reversal of 122153055190 is 91550351221.

It is a happy number.

It is a super-2 number, since 2×122153055190² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122153055191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150619885 + ... + 150620695.

It is an arithmetic number, because the mean of its divisors is an integer number (3496094217).

Almost surely, 2^122153055190 is an apocalyptic number.

122153055190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122153055190 is a deficient number, since it is larger than the sum of its proper divisors (101596974698).

122153055190 is a wasteful number, since it uses less digits than its factorization.

122153055190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873.

The product of its (nonzero) digits is 13500, while the sum is 34.

The spelling of 122153055190 in words is "one hundred twenty-two billion, one hundred fifty-three million, fifty-five thousand, one hundred ninety".