123323130122 has 4 divisors (see below), whose sum is σ = 184984695186. Its totient is φ = 61661565060.

The previous prime is 123323130113. The next prime is 123323130173. The reversal of 123323130122 is 221031323321.

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

It can be written as a sum of positive squares in only one way, i.e., 116860738801 + 6462391321 = 341849^2 + 80389^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30830782529 + ... + 30830782532.

Almost surely, 2^123323130122 is an apocalyptic number.

123323130122 is a deficient number, since it is larger than the sum of its proper divisors (61661565064).

123323130122 is an equidigital number, since it uses as much as digits as its factorization.

123323130122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61661565063.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 123323130122 its reverse (221031323321), we get a palindrome (344354453443).

The spelling of 123323130122 in words is "one hundred twenty-three billion, three hundred twenty-three million, one hundred thirty thousand, one hundred twenty-two".