13442113031403 has 16 divisors (see below), whose sum is σ = 21688115143680. Its totient is φ = 7229371714176.

The previous prime is 13442113031387. The next prime is 13442113031411. The reversal of 13442113031403 is 30413031124431.

It is not a de Polignac number, because 13442113031403 - 2⁴ = 13442113031387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13442113031003) 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, 18826488483 + ... + 18826489196.

It is an arithmetic number, because the mean of its divisors is an integer number (1355507196480).

Almost surely, 2^{13442113031403} is an apocalyptic number.

13442113031403 is a deficient number, since it is larger than the sum of its proper divisors (8246002112277).

13442113031403 is a wasteful number, since it uses less digits than its factorization.

13442113031403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37652977706.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 13442113031403 its reverse (30413031124431), we get a palindrome (43855144155834).

The spelling of 13442113031403 in words is "thirteen trillion, four hundred forty-two billion, one hundred thirteen million, thirty-one thousand, four hundred three".