122321310112 has 24 divisors (see below), whose sum is σ = 240856124292. Its totient is φ = 61151500800.

The previous prime is 122321310107. The next prime is 122321310143. The reversal of 122321310112 is 211013123221.

It can be written as a sum of positive squares in 2 ways, for example, as 118967047056 + 3354263056 = 344916^2 + 57916^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122321310112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66339 + ... + 499042.

Almost surely, 2^122321310112 is an apocalyptic number.

It is an amenable number.

122321310112 is a deficient number, since it is larger than the sum of its proper divisors (118534814180).

122321310112 is an equidigital number, since it uses as much as digits as its factorization.

122321310112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572152 (or 572144 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 122321310112 its reverse (211013123221), we get a palindrome (333334433333).

The spelling of 122321310112 in words is "one hundred twenty-two billion, three hundred twenty-one million, three hundred ten thousand, one hundred twelve".