123056615022 has 32 divisors (see below), whose sum is σ = 268605607680. Its totient is φ = 37273432320.

The previous prime is 123056614991. The next prime is 123056615041. The reversal of 123056615022 is 220516650321.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260122 + ... + 560157.

It is an arithmetic number, because the mean of its divisors is an integer number (8393925240).

Almost surely, 2^123056615022 is an apocalyptic number.

123056615022 is an abundant number, since it is smaller than the sum of its proper divisors (145548992658).

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

123056615022 is a wasteful number, since it uses less digits than its factorization.

123056615022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822568.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 123056615022 in words is "one hundred twenty-three billion, fifty-six million, six hundred fifteen thousand, twenty-two".