123000100332101 has 4 divisors (see below), whose sum is σ = 123003380984652. Its totient is φ = 122996819679552.

The previous prime is 123000100332049. The next prime is 123000100332103. The reversal of 123000100332101 is 101233001000321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49636181637025 + 73363918695076 = 7045295^2 + 8565274^2 .

It is a cyclic number.

It is not a de Polignac number, because 123000100332101 - 2²² = 123000096137797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123000100332101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123000100332103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1640270036 + ... + 1640345021.

It is an arithmetic number, because the mean of its divisors is an integer number (30750845246163).

Almost surely, 2^{123000100332101} is an apocalyptic number.

It is an amenable number.

123000100332101 is a deficient number, since it is larger than the sum of its proper divisors (3280652551).

123000100332101 is an equidigital number, since it uses as much as digits as its factorization.

123000100332101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3280652550.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 123000100332101 its reverse (101233001000321), we get a palindrome (224233101332422).

The spelling of 123000100332101 in words is "one hundred twenty-three trillion, one hundred million, three hundred thirty-two thousand, one hundred one".