122231023312 has 10 divisors (see below), whose sum is σ = 236822607698. Its totient is φ = 61115511648.

The previous prime is 122231023309. The next prime is 122231023351. The reversal of 122231023312 is 213320132221.

It can be written as a sum of positive squares in only one way, i.e., 115847652496 + 6383370816 = 340364^2 + 79896^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3819719463 + ... + 3819719494.

Almost surely, 2^122231023312 is an apocalyptic number.

It is an amenable number.

122231023312 is a deficient number, since it is larger than the sum of its proper divisors (114591584386).

122231023312 is an equidigital number, since it uses as much as digits as its factorization.

122231023312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7639438965 (or 7639438959 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 122231023312 its reverse (213320132221), we get a palindrome (335551155533).

The spelling of 122231023312 in words is "one hundred twenty-two billion, two hundred thirty-one million, twenty-three thousand, three hundred twelve".