122345503155 has 24 divisors (see below), whose sum is σ = 212088243120. Its totient is φ = 65243949120.

The previous prime is 122345503139. The next prime is 122345503199. The reversal of 122345503155 is 551305543221.

122345503155 is a `hidden beast` number, since 1 + 2 + 23 + 4 + 550 + 31 + 55 = 666.

It is not a de Polignac number, because 122345503155 - 2⁴ = 122345503139 is a prime.

It is a super-2 number, since 2×122345503155² (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 23 ways as a sum of consecutive naturals, for example, 294036 + ... + 575454.

It is an arithmetic number, because the mean of its divisors is an integer number (8837010130).

Almost surely, 2^122345503155 is an apocalyptic number.

122345503155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122345503155 is a deficient number, since it is larger than the sum of its proper divisors (89742739965).

122345503155 is a wasteful number, since it uses less digits than its factorization.

122345503155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291091 (or 291088 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 122345503155 in words is "one hundred twenty-two billion, three hundred forty-five million, five hundred three thousand, one hundred fifty-five".