123013203135244 has 12 divisors (see below), whose sum is σ = 215305540836064. Its totient is φ = 61497334324944.

The previous prime is 123013203135241. The next prime is 123013203135247. The reversal of 123013203135244 is 442531302310321.

123013203135244 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (123013203135241) and next prime (123013203135247).

It is not an unprimeable number, because it can be changed into a prime (123013203135241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2316780804 + ... + 2316833899.

Almost surely, 2^{123013203135244} is an apocalyptic number.

It is an amenable number.

123013203135244 is a deficient number, since it is larger than the sum of its proper divisors (92292337700820).

123013203135244 is a wasteful number, since it uses less digits than its factorization.

123013203135244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4633621344 (or 4633621342 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 123013203135244 its reverse (442531302310321), we get a palindrome (565544505445565).

The spelling of 123013203135244 in words is "one hundred twenty-three trillion, thirteen billion, two hundred three million, one hundred thirty-five thousand, two hundred forty-four".