123022125816 has 32 divisors (see below), whose sum is σ = 308186874240. Its totient is φ = 40923167328.

The previous prime is 123022125797. The next prime is 123022125823. The reversal of 123022125816 is 618521220321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5251066 + ... + 5274441.

It is an arithmetic number, because the mean of its divisors is an integer number (9630839820).

Almost surely, 2^123022125816 is an apocalyptic number.

It is an amenable number.

123022125816 is an abundant number, since it is smaller than the sum of its proper divisors (185164748424).

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

123022125816 is a wasteful number, since it uses less digits than its factorization.

123022125816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10526003 (or 10525999 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 123022125816 in words is "one hundred twenty-three billion, twenty-two million, one hundred twenty-five thousand, eight hundred sixteen".