122425122521420 has 12 divisors (see below), whose sum is σ = 257092757295024. Its totient is φ = 48970049008560.

The previous prime is 122425122521419. The next prime is 122425122521423. The reversal of 122425122521420 is 24125221524221.

It is not an unprimeable number, because it can be changed into a prime (122425122521423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3060628063016 + ... + 3060628063055.

It is an arithmetic number, because the mean of its divisors is an integer number (21424396441252).

Almost surely, 2^{122425122521420} is an apocalyptic number.

122425122521420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122425122521420 is an abundant number, since it is smaller than the sum of its proper divisors (134667634773604).

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

122425122521420 is a wasteful number, since it uses less digits than its factorization.

122425122521420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6121256126080 (or 6121256126078 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 35.

The spelling of 122425122521420 in words is "one hundred twenty-two trillion, four hundred twenty-five billion, one hundred twenty-two million, five hundred twenty-one thousand, four hundred twenty".