123104121333402 has 32 divisors (see below), whose sum is σ = 268595887379904. Its totient is φ = 37303574025600.

The previous prime is 123104121333383. The next prime is 123104121333409. The reversal of 123104121333402 is 204333121401321.

It is a super-2 number, since 2×123104121333402² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123104121333402.

It is not an unprimeable number, because it can be changed into a prime (123104121333409) 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, 14105923 + ... + 21099414.

It is an arithmetic number, because the mean of its divisors is an integer number (8393621480622).

Almost surely, 2^{123104121333402} is an apocalyptic number.

123104121333402 is an abundant number, since it is smaller than the sum of its proper divisors (145491766046502).

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

123104121333402 is a wasteful number, since it uses less digits than its factorization.

123104121333402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35258334.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 123104121333402 its reverse (204333121401321), we get a palindrome (327437242734723).

The spelling of 123104121333402 in words is "one hundred twenty-three trillion, one hundred four billion, one hundred twenty-one million, three hundred thirty-three thousand, four hundred two".