123123421444022 has 8 divisors (see below), whose sum is σ = 184685270540400. Its totient is φ = 61561664597224.

The previous prime is 123123421443989. The next prime is 123123421444157. The reversal of 123123421444022 is 220444124321321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19623122 + ... + 25125957.

It is an arithmetic number, because the mean of its divisors is an integer number (23085658817550).

Almost surely, 2^{123123421444022} is an apocalyptic number.

123123421444022 is a deficient number, since it is larger than the sum of its proper divisors (61561849096378).

123123421444022 is a wasteful number, since it uses less digits than its factorization.

123123421444022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46124790.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 123123421444022 its reverse (220444124321321), we get a palindrome (343567545765343).

The spelling of 123123421444022 in words is "one hundred twenty-three trillion, one hundred twenty-three billion, four hundred twenty-one million, four hundred forty-four thousand, twenty-two".