122142464025 has 24 divisors (see below), whose sum is σ = 213821162784. Its totient is φ = 61310726400.

The previous prime is 122142464009. The next prime is 122142464039. The reversal of 122142464025 is 520464241221.

It is not a de Polignac number, because 122142464025 - 2⁴ = 122142464009 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47897731 + ... + 47900280.

It is an arithmetic number, because the mean of its divisors is an integer number (8909215116).

Almost surely, 2^122142464025 is an apocalyptic number.

122142464025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122142464025 is a deficient number, since it is larger than the sum of its proper divisors (91678698759).

122142464025 is a wasteful number, since it uses less digits than its factorization.

122142464025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95798041 (or 95798036 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The spelling of 122142464025 in words is "one hundred twenty-two billion, one hundred forty-two million, four hundred sixty-four thousand, twenty-five".