122623133855 has 8 divisors (see below), whose sum is σ = 149924133792. Its totient is φ = 96247591648.

The previous prime is 122623133851. The next prime is 122623133881. The reversal of 122623133855 is 558331326221.

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 122623133855 - 2² = 122623133851 is a prime.

It is a super-2 number, since 2×122623133855² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122623133851) 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, 231364139 + ... + 231364668.

It is an arithmetic number, because the mean of its divisors is an integer number (18740516724).

Almost surely, 2^122623133855 is an apocalyptic number.

122623133855 is a deficient number, since it is larger than the sum of its proper divisors (27300999937).

122623133855 is an equidigital number, since it uses as much as digits as its factorization.

122623133855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462728865.

The product of its digits is 259200, while the sum is 41.

The spelling of 122623133855 in words is "one hundred twenty-two billion, six hundred twenty-three million, one hundred thirty-three thousand, eight hundred fifty-five".