122311232331 has 8 divisors (see below), whose sum is σ = 163470861120. Its totient is φ = 81346212552.

The previous prime is 122311232291. The next prime is 122311232333. The reversal of 122311232331 is 133232113221.

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

It is not a de Polignac number, because 122311232331 - 2²² = 122307038027 is a prime.

It is a super-2 number, since 2×122311232331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122311232333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48650785 + ... + 48653298.

It is an arithmetic number, because the mean of its divisors is an integer number (20433857640).

Almost surely, 2^122311232331 is an apocalyptic number.

122311232331 is a deficient number, since it is larger than the sum of its proper divisors (41159628789).

122311232331 is an equidigital number, since it uses as much as digits as its factorization.

122311232331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97304505.

The product of its digits is 1296, while the sum is 24.

Adding to 122311232331 its reverse (133232113221), we get a palindrome (255543345552).

The spelling of 122311232331 in words is "one hundred twenty-two billion, three hundred eleven million, two hundred thirty-two thousand, three hundred thirty-one".