123323131002 has 8 divisors (see below), whose sum is σ = 246646262016. Its totient is φ = 41107710332.

The previous prime is 123323130961. The next prime is 123323131039. The reversal of 123323131002 is 200131323321.

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

123323131002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 123323131002.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10276927578 + ... + 10276927589.

It is an arithmetic number, because the mean of its divisors is an integer number (30830782752).

Almost surely, 2^123323131002 is an apocalyptic number.

123323131002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123323131002 is a wasteful number, since it uses less digits than its factorization.

123323131002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20553855172.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 123323131002 its reverse (200131323321), we get a palindrome (323454454323).

The spelling of 123323131002 in words is "one hundred twenty-three billion, three hundred twenty-three million, one hundred thirty-one thousand, two".