122312320322 has 16 divisors (see below), whose sum is σ = 189820827000. Its totient is φ = 59039285760.

The previous prime is 122312320321. The next prime is 122312320421. The reversal of 122312320322 is 223023213221.

It can be written as a sum of positive squares in 4 ways, for example, as 56510322961 + 65801997361 = 237719^2 + 256519^2 .

It is not an unprimeable number, because it can be changed into a prime (122312320321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297554 + ... + 577202.

Almost surely, 2^122312320322 is an apocalyptic number.

122312320322 is a deficient number, since it is larger than the sum of its proper divisors (67508506678).

122312320322 is a wasteful number, since it uses less digits than its factorization.

122312320322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287221.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 122312320322 its reverse (223023213221), we get a palindrome (345335533543).

The spelling of 122312320322 in words is "one hundred twenty-two billion, three hundred twelve million, three hundred twenty thousand, three hundred twenty-two".