123102001011204 has 36 divisors (see below), whose sum is σ = 321212389738240. Its totient is φ = 39710322906480.

The previous prime is 123102001011179. The next prime is 123102001011211. The reversal of 123102001011204 is 402110100201321.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55153225144 + ... + 55153227375.

Almost surely, 2^{123102001011204} is an apocalyptic number.

It is an amenable number.

123102001011204 is an abundant number, since it is smaller than the sum of its proper divisors (198110388727036).

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

123102001011204 is a wasteful number, since it uses less digits than its factorization.

123102001011204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110306452560 (or 110306452555 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 123102001011204 its reverse (402110100201321), we get a palindrome (525212101212525).

The spelling of 123102001011204 in words is "one hundred twenty-three trillion, one hundred two billion, one million, eleven thousand, two hundred four".