123240044033342 has 16 divisors (see below), whose sum is σ = 194589791203200. Its totient is φ = 58376788565400.

The previous prime is 123240044033333. The next prime is 123240044033387. The reversal of 123240044033342 is 243330440042321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38468159 + ... + 41548517.

It is an arithmetic number, because the mean of its divisors is an integer number (12161861950200).

Almost surely, 2^{123240044033342} is an apocalyptic number.

123240044033342 is a deficient number, since it is larger than the sum of its proper divisors (71349747169858).

123240044033342 is a wasteful number, since it uses less digits than its factorization.

123240044033342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4133231.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 123240044033342 its reverse (243330440042321), we get a palindrome (366570484075663).

The spelling of 123240044033342 in words is "one hundred twenty-three trillion, two hundred forty billion, forty-four million, thirty-three thousand, three hundred forty-two".