123223133000311 has 2 divisors, whose sum is σ = 123223133000312. Its totient is φ = 123223133000310.

The previous prime is 123223133000309. The next prime is 123223133000333. The reversal of 123223133000311 is 113000331322321.

It is a weak prime.

It is an emirp because it is prime and its reverse (113000331322321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123223133000311 - 2¹ = 123223133000309 is a prime.

Together with 123223133000309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123223133010311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61611566500155 + 61611566500156.

It is an arithmetic number, because the mean of its divisors is an integer number (61611566500156).

Almost surely, 2^{123223133000311} is an apocalyptic number.

123223133000311 is a deficient number, since it is larger than the sum of its proper divisors (1).

123223133000311 is an equidigital number, since it uses as much as digits as its factorization.

123223133000311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 123223133000311 its reverse (113000331322321), we get a palindrome (236223464322632).

The spelling of 123223133000311 in words is "one hundred twenty-three trillion, two hundred twenty-three billion, one hundred thirty-three million, three hundred eleven", and thus it is an aban number.