123100221312003 has 32 divisors (see below), whose sum is σ = 179805421313280. Its totient is φ = 74449215688320.

The previous prime is 123100221311993. The next prime is 123100221312007. The reversal of 123100221312003 is 300213122001321.

It is not a de Polignac number, because 123100221312003 - 2⁸ = 123100221311747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123100221312007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 770100 + ... + 15709662.

It is an arithmetic number, because the mean of its divisors is an integer number (5618919416040).

Almost surely, 2^{123100221312003} is an apocalyptic number.

123100221312003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123100221312003 is a deficient number, since it is larger than the sum of its proper divisors (56705200001277).

123100221312003 is a wasteful number, since it uses less digits than its factorization.

123100221312003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14943219.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 123100221312003 its reverse (300213122001321), we get a palindrome (423313343313324).

The spelling of 123100221312003 in words is "one hundred twenty-three trillion, one hundred billion, two hundred twenty-one million, three hundred twelve thousand, three".