123013541013502 has 32 divisors (see below), whose sum is σ = 201435679678464. Its totient is φ = 56176396478400.

The previous prime is 123013541013443. The next prime is 123013541013521. The reversal of 123013541013502 is 205310145310321.

It is a super-2 number, since 2×123013541013502² (a number of 29 digits) contains 22 as substring.

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, 693789774 + ... + 693967057.

It is an arithmetic number, because the mean of its divisors is an integer number (6294864989952).

Almost surely, 2^{123013541013502} is an apocalyptic number.

123013541013502 is a deficient number, since it is larger than the sum of its proper divisors (78422138664962).

123013541013502 is a wasteful number, since it uses less digits than its factorization.

123013541013502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387756944.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 123013541013502 its reverse (205310145310321), we get a palindrome (328323686323823).

The spelling of 123013541013502 in words is "one hundred twenty-three trillion, thirteen billion, five hundred forty-one million, thirteen thousand, five hundred two".