13311231004402 has 8 divisors (see below), whose sum is σ = 19970751635676. Its totient is φ = 6654313792512.

The previous prime is 13311231004273. The next prime is 13311231004427. The reversal of 13311231004402 is 20440013211331.

It can be written as a sum of positive squares in 2 ways, for example, as 11556933403401 + 1754297601001 = 3399549^2 + 1324499^2 .

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

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, 650842063 + ... + 650862514.

Almost surely, 2^{13311231004402} is an apocalyptic number.

13311231004402 is a deficient number, since it is larger than the sum of its proper divisors (6659520631274).

13311231004402 is a wasteful number, since it uses less digits than its factorization.

13311231004402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301709692.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13311231004402 its reverse (20440013211331), we get a palindrome (33751244215733).

The spelling of 13311231004402 in words is "thirteen trillion, three hundred eleven billion, two hundred thirty-one million, four thousand, four hundred two".