123726807122 has 8 divisors (see below), whose sum is σ = 186057693516. Its totient is φ = 61707575952.

The previous prime is 123726807119. The next prime is 123726807133. The reversal of 123726807122 is 221708627321.

123726807122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 116021303161 + 7705503961 = 340619^2 + 87781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 123726807122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77912813 + ... + 77914400.

Almost surely, 2^123726807122 is an apocalyptic number.

123726807122 is a deficient number, since it is larger than the sum of its proper divisors (62330886394).

123726807122 is a wasteful number, since it uses less digits than its factorization.

123726807122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155827612.

The product of its (nonzero) digits is 112896, while the sum is 41.

The spelling of 123726807122 in words is "one hundred twenty-three billion, seven hundred twenty-six million, eight hundred seven thousand, one hundred twenty-two".