123631093452242 has 32 divisors (see below), whose sum is σ = 194578640598528. Its totient is φ = 58837286160000.

The previous prime is 123631093452241. The next prime is 123631093452257. The reversal of 123631093452242 is 242254390136321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (123631093452241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62606942 + ... + 64551462.

It is an arithmetic number, because the mean of its divisors is an integer number (6080582518704).

Almost surely, 2^{123631093452242} is an apocalyptic number.

123631093452242 is a deficient number, since it is larger than the sum of its proper divisors (70947547146286).

123631093452242 is a wasteful number, since it uses less digits than its factorization.

123631093452242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961426.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 123631093452242 in words is "one hundred twenty-three trillion, six hundred thirty-one billion, ninety-three million, four hundred fifty-two thousand, two hundred forty-two".