123201310233213 has 8 divisors (see below), whose sum is σ = 182520459604800. Its totient is φ = 82134206822124.

The previous prime is 123201310233191. The next prime is 123201310233251. The reversal of 123201310233213 is 312332013102321.

123201310233213 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 0 + 1 + 310 + 2 + 332 + 13 = 666.

It is not a de Polignac number, because 123201310233213 - 2⁶ = 123201310233149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4563011490119 = 123201310233213 / (1 + 2 + 3 + 2 + 0 + 1 + 3 + 1 + 0 + 2 + 3 + 3 + 2 + 1 + 3).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123201310233263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2281505745033 + ... + 2281505745086.

It is an arithmetic number, because the mean of its divisors is an integer number (22815057450600).

Almost surely, 2^{123201310233213} is an apocalyptic number.

It is an amenable number.

123201310233213 is a deficient number, since it is larger than the sum of its proper divisors (59319149371587).

123201310233213 is an equidigital number, since it uses as much as digits as its factorization.

123201310233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4563011490128 (or 4563011490122 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 123201310233213 its reverse (312332013102321), we get a palindrome (435533323335534).

The spelling of 123201310233213 in words is "one hundred twenty-three trillion, two hundred one billion, three hundred ten million, two hundred thirty-three thousand, two hundred thirteen".