123101122000203 has 48 divisors (see below), whose sum is σ = 186815942913600. Its totient is φ = 77961170234112.

The previous prime is 123101122000147. The next prime is 123101122000243. The reversal of 123101122000203 is 302000221101321.

123101122000203 is a `hidden beast` number, since 1 + 231 + 0 + 11 + 220 + 0 + 0 + 203 = 666.

It is not a de Polignac number, because 123101122000203 - 2⁶ = 123101122000139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123101122000243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 216017401 + ... + 216586517.

It is an arithmetic number, because the mean of its divisors is an integer number (3891998810700).

Almost surely, 2^{123101122000203} is an apocalyptic number.

123101122000203 is a deficient number, since it is larger than the sum of its proper divisors (63714820913397).

123101122000203 is a wasteful number, since it uses less digits than its factorization.

123101122000203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576308 (or 576305 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 123101122000203 its reverse (302000221101321), we get a palindrome (425101343101524).

The spelling of 123101122000203 in words is "one hundred twenty-three trillion, one hundred one billion, one hundred twenty-two million, two hundred three", and thus it is an aban number.