13312003124442 has 64 divisors (see below), whose sum is σ = 30125178892800. Its totient is φ = 3884562118080.

The previous prime is 13312003124419. The next prime is 13312003124449. The reversal of 13312003124442 is 24442130021331.

It is a super-2 number, since 2×13312003124442² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13312003124449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8450148 + ... + 9900959.

It is an arithmetic number, because the mean of its divisors is an integer number (470705920200).

Almost surely, 2^{13312003124442} is an apocalyptic number.

13312003124442 is an abundant number, since it is smaller than the sum of its proper divisors (16813175768358).

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

13312003124442 is a wasteful number, since it uses less digits than its factorization.

13312003124442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18351531.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 13312003124442 its reverse (24442130021331), we get a palindrome (37754133145773).

The spelling of 13312003124442 in words is "thirteen trillion, three hundred twelve billion, three million, one hundred twenty-four thousand, four hundred forty-two".