123101322313111 has 4 divisors (see below), whose sum is σ = 123223325606800. Its totient is φ = 122979319019424.

The previous prime is 123101322313069. The next prime is 123101322313129. The reversal of 123101322313111 is 111313223101321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123101322313111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123101322313181) 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, 61001645331 + ... + 61001647348.

It is an arithmetic number, because the mean of its divisors is an integer number (30805831401700).

Almost surely, 2^{123101322313111} is an apocalyptic number.

123101322313111 is a deficient number, since it is larger than the sum of its proper divisors (122003293689).

123101322313111 is a wasteful number, since it uses less digits than its factorization.

123101322313111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122003293688.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 123101322313111 its reverse (111313223101321), we get a palindrome (234414545414432).

The spelling of 123101322313111 in words is "one hundred twenty-three trillion, one hundred one billion, three hundred twenty-two million, three hundred thirteen thousand, one hundred eleven".