122656335233 has 4 divisors (see below), whose sum is σ = 122657098500. Its totient is φ = 122655571968.

The previous prime is 122656335223. The next prime is 122656335239. The reversal of 122656335233 is 332533656221.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 97901403664 + 24754931569 = 312892^2 + 157337^2 .

It is a cyclic number.

It is not a de Polignac number, because 122656335233 - 2⁶ = 122656335169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122656335239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36608 + ... + 496641.

It is an arithmetic number, because the mean of its divisors is an integer number (30664274625).

Almost surely, 2^122656335233 is an apocalyptic number.

It is an amenable number.

122656335233 is a deficient number, since it is larger than the sum of its proper divisors (763267).

122656335233 is an equidigital number, since it uses as much as digits as its factorization.

122656335233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763266.

The product of its digits is 583200, while the sum is 41.

The spelling of 122656335233 in words is "one hundred twenty-two billion, six hundred fifty-six million, three hundred thirty-five thousand, two hundred thirty-three".