123001522422690 has 32 divisors (see below), whose sum is σ = 296428565258496. Its totient is φ = 32664304707840.

The previous prime is 123001522422679. The next prime is 123001522422719. The reversal of 123001522422690 is 96224225100321.

It is a super-2 number, since 2×123001522422690² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8506322122 + ... + 8506336581.

It is an arithmetic number, because the mean of its divisors is an integer number (9263392664328).

Almost surely, 2^{123001522422690} is an apocalyptic number.

123001522422690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123001522422690 is an abundant number, since it is smaller than the sum of its proper divisors (173427042835806).

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

123001522422690 is a wasteful number, since it uses less digits than its factorization.

123001522422690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17012658954.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 123001522422690 in words is "one hundred twenty-three trillion, one billion, five hundred twenty-two million, four hundred twenty-two thousand, six hundred ninety".