123133122030100 has 144 divisors (see below), whose sum is σ = 348204868962048. Its totient is φ = 36677273794560.

The previous prime is 123133122030091. The next prime is 123133122030137. The reversal of 123133122030100 is 1030221331321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 397819192 + ... + 398128591.

It is an arithmetic number, because the mean of its divisors is an integer number (2418089367792).

Almost surely, 2^{123133122030100} is an apocalyptic number.

123133122030100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123133122030100 is an abundant number, since it is smaller than the sum of its proper divisors (225071746931948).

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

123133122030100 is a wasteful number, since it uses less digits than its factorization.

123133122030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795947834 (or 795947827 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123133122030100 its reverse (1030221331321), we get a palindrome (124163343361421).

The spelling of 123133122030100 in words is "one hundred twenty-three trillion, one hundred thirty-three billion, one hundred twenty-two million, thirty thousand, one hundred".