123030215403344 has 40 divisors (see below), whose sum is σ = 242677906810368. Its totient is φ = 60406981534080.

The previous prime is 123030215403313. The next prime is 123030215403371. The reversal of 123030215403344 is 443304512030321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103242452 + ... + 104427315.

Almost surely, 2^{123030215403344} is an apocalyptic number.

It is an amenable number.

123030215403344 is a deficient number, since it is larger than the sum of its proper divisors (119647691407024).

123030215403344 is a wasteful number, since it uses less digits than its factorization.

123030215403344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207670443 (or 207670437 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 123030215403344 its reverse (443304512030321), we get a palindrome (566334727433665).

The spelling of 123030215403344 in words is "one hundred twenty-three trillion, thirty billion, two hundred fifteen million, four hundred three thousand, three hundred forty-four".