123123300032130 has 64 divisors (see below), whose sum is σ = 295576494519168. Its totient is φ = 32823928417280.

The previous prime is 123123300032107. The next prime is 123123300032147. The reversal of 123123300032130 is 31230003321321.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 123123300032130.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2499788584 + ... + 2499837836.

It is an arithmetic number, because the mean of its divisors is an integer number (4618382726862).

Almost surely, 2^{123123300032130} is an apocalyptic number.

123123300032130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123123300032130 is an abundant number, since it is smaller than the sum of its proper divisors (172453194487038).

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

123123300032130 is a wasteful number, since it uses less digits than its factorization.

123123300032130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70291.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 123123300032130 its reverse (31230003321321), we get a palindrome (154353303353451).

The spelling of 123123300032130 in words is "one hundred twenty-three trillion, one hundred twenty-three billion, three hundred million, thirty-two thousand, one hundred thirty".