123230122301312 has 64 divisors (see below), whose sum is σ = 268327932306000. Its totient is φ = 56026553831424.

The previous prime is 123230122301311. The next prime is 123230122301339. The reversal of 123230122301312 is 213103221032321.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123230122301311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552549437 + ... + 552772412.

Almost surely, 2^{123230122301312} is an apocalyptic number.

It is an amenable number.

123230122301312 is an abundant number, since it is smaller than the sum of its proper divisors (145097810004688).

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

123230122301312 is a wasteful number, since it uses less digits than its factorization.

123230122301312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105321943 (or 1105321931 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 123230122301312 its reverse (213103221032321), we get a palindrome (336333343333633).

The spelling of 123230122301312 in words is "one hundred twenty-three trillion, two hundred thirty billion, one hundred twenty-two million, three hundred one thousand, three hundred twelve".