13312003421002 has 32 divisors (see below), whose sum is σ = 23459437761984. Its totient is φ = 5585331542400.

The previous prime is 13312003420931. The next prime is 13312003421009. The reversal of 13312003421002 is 20012430021331.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (13312003421009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12951877 + ... + 13941847.

It is an arithmetic number, because the mean of its divisors is an integer number (733107430062).

Almost surely, 2^{13312003421002} is an apocalyptic number.

13312003421002 is a deficient number, since it is larger than the sum of its proper divisors (10147434340982).

13312003421002 is a wasteful number, since it uses less digits than its factorization.

13312003421002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037014.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13312003421002 its reverse (20012430021331), we get a palindrome (33324433442333).

The spelling of 13312003421002 in words is "thirteen trillion, three hundred twelve billion, three million, four hundred twenty-one thousand, two".