123001301531105 has 16 divisors (see below), whose sum is σ = 147659183280000. Its totient is φ = 98362631600640.

The previous prime is 123001301531051. The next prime is 123001301531113. The reversal of 123001301531105 is 501135103100321.

It is a happy number.

It is not a de Polignac number, because 123001301531105 - 2¹² = 123001301527009 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216650396 + ... + 217217394.

It is an arithmetic number, because the mean of its divisors is an integer number (9228698955000).

Almost surely, 2^{123001301531105} is an apocalyptic number.

It is an amenable number.

123001301531105 is a deficient number, since it is larger than the sum of its proper divisors (24657881748895).

123001301531105 is a wasteful number, since it uses less digits than its factorization.

123001301531105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583864.

The product of its (nonzero) digits is 1350, while the sum is 26.

Adding to 123001301531105 its reverse (501135103100321), we get a palindrome (624136404631426).

The spelling of 123001301531105 in words is "one hundred twenty-three trillion, one billion, three hundred one million, five hundred thirty-one thousand, one hundred five".