122331044231255 has 4 divisors (see below), whose sum is σ = 146797253077512. Its totient is φ = 97864835385000.

The previous prime is 122331044231203. The next prime is 122331044231257. The reversal of 122331044231255 is 552132440133221.

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

It is not a de Polignac number, because 122331044231255 - 2¹⁶ = 122331044165719 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 (122331044231257) 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, 12233104423121 + ... + 12233104423130.

It is an arithmetic number, because the mean of its divisors is an integer number (36699313269378).

Almost surely, 2^{122331044231255} is an apocalyptic number.

122331044231255 is a deficient number, since it is larger than the sum of its proper divisors (24466208846257).

122331044231255 is an equidigital number, since it uses as much as digits as its factorization.

122331044231255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24466208846256.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 122331044231255 its reverse (552132440133221), we get a palindrome (674463484364476).

The spelling of 122331044231255 in words is "one hundred twenty-two trillion, three hundred thirty-one billion, forty-four million, two hundred thirty-one thousand, two hundred fifty-five".