123004033144242 has 32 divisors (see below), whose sum is σ = 271804308538752. Its totient is φ = 36911696219904.

The previous prime is 123004033144169. The next prime is 123004033144313. The reversal of 123004033144242 is 242441330400321.

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, 26215690993 + ... + 26215695684.

It is an arithmetic number, because the mean of its divisors is an integer number (8493884641836).

Almost surely, 2^{123004033144242} is an apocalyptic number.

123004033144242 is an abundant number, since it is smaller than the sum of its proper divisors (148800275394510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123004033144242 is a wasteful number, since it uses less digits than its factorization.

123004033144242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52431386722.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 123004033144242 its reverse (242441330400321), we get a palindrome (365445363544563).

The spelling of 123004033144242 in words is "one hundred twenty-three trillion, four billion, thirty-three million, one hundred forty-four thousand, two hundred forty-two".