122631146474 has 4 divisors (see below), whose sum is σ = 183946719714. Its totient is φ = 61315573236.

The previous prime is 122631146437. The next prime is 122631146479. The reversal of 122631146474 is 474641136221.

122631146474 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 115141455625 + 7489690849 = 339325^2 + 86543^2 .

It is not an unprimeable number, because it can be changed into a prime (122631146479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30657786617 + ... + 30657786620.

Almost surely, 2^122631146474 is an apocalyptic number.

122631146474 is a deficient number, since it is larger than the sum of its proper divisors (61315573240).

122631146474 is an equidigital number, since it uses as much as digits as its factorization.

122631146474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61315573239.

The product of its digits is 193536, while the sum is 41.

The spelling of 122631146474 in words is "one hundred twenty-two billion, six hundred thirty-one million, one hundred forty-six thousand, four hundred seventy-four".