13122332402 has 8 divisors (see below), whose sum is σ = 20841351516. Its totient is φ = 6175215232.

The previous prime is 13122332371. The next prime is 13122332407. The reversal of 13122332402 is 20423322131.

It can be written as a sum of positive squares in 2 ways, for example, as 12896100721 + 226231681 = 113561^2 + 15041^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13122332407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192975443 + ... + 192975510.

Almost surely, 2^13122332402 is an apocalyptic number.

13122332402 is a deficient number, since it is larger than the sum of its proper divisors (7719019114).

13122332402 is a wasteful number, since it uses less digits than its factorization.

13122332402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385950972.

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

Adding to 13122332402 its reverse (20423322131), we get a palindrome (33545654533).

The spelling of 13122332402 in words is "thirteen billion, one hundred twenty-two million, three hundred thirty-two thousand, four hundred two".