123201123110113 has 4 divisors (see below), whose sum is σ = 123248894001840. Its totient is φ = 123153352218388.

The previous prime is 123201123110111. The next prime is 123201123110141. The reversal of 123201123110113 is 311011321102321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123201123110113 - 2¹ = 123201123110111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123201123110111) 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, 23885441995 + ... + 23885447152.

It is an arithmetic number, because the mean of its divisors is an integer number (30812223500460).

Almost surely, 2^{123201123110113} is an apocalyptic number.

It is an amenable number.

123201123110113 is a deficient number, since it is larger than the sum of its proper divisors (47770891727).

123201123110113 is an equidigital number, since it uses as much as digits as its factorization.

123201123110113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47770891726.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 123201123110113 its reverse (311011321102321), we get a palindrome (434212444212434).

The spelling of 123201123110113 in words is "one hundred twenty-three trillion, two hundred one billion, one hundred twenty-three million, one hundred ten thousand, one hundred thirteen".