123001002131233 has 32 divisors (see below), whose sum is σ = 127479396844800. Its totient is φ = 118624670781696.

The previous prime is 123001002131141. The next prime is 123001002131237. The reversal of 123001002131233 is 332131200100321.

It is a de Polignac number, because none of the positive numbers 2^k-123001002131233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123001002131237) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 5853556435 + ... + 5853577447.

It is an arithmetic number, because the mean of its divisors is an integer number (3983731151400).

Almost surely, 2^{123001002131233} is an apocalyptic number.

It is an amenable number.

123001002131233 is a deficient number, since it is larger than the sum of its proper divisors (4478394713567).

123001002131233 is a wasteful number, since it uses less digits than its factorization.

123001002131233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30121.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123001002131233 its reverse (332131200100321), we get a palindrome (455132202231554).

The spelling of 123001002131233 in words is "one hundred twenty-three trillion, one billion, two million, one hundred thirty-one thousand, two hundred thirty-three".