123122322313111 has 8 divisors (see below), whose sum is σ = 134332765718544. Its totient is φ = 111914796409920.

The previous prime is 123122322313103. The next prime is 123122322313117. The reversal of 123122322313111 is 111313223221321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123122322313111 - 2³ = 123122322313103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123122322313111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123122322313117) 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, 729287316 + ... + 729456121.

It is an arithmetic number, because the mean of its divisors is an integer number (16791595714818).

Almost surely, 2^{123122322313111} is an apocalyptic number.

123122322313111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123122322313111 is a deficient number, since it is larger than the sum of its proper divisors (11210443405433).

123122322313111 is a wasteful number, since it uses less digits than its factorization.

123122322313111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458751121.

The product of its digits is 2592, while the sum is 28.

Adding to 123122322313111 its reverse (111313223221321), we get a palindrome (234435545534432).

The spelling of 123122322313111 in words is "one hundred twenty-three trillion, one hundred twenty-two billion, three hundred twenty-two million, three hundred thirteen thousand, one hundred eleven".