13503042542231 has 24 divisors (see below), whose sum is σ = 14863100322000. Its totient is φ = 12258207244800.

The previous prime is 13503042542219. The next prime is 13503042542317. The reversal of 13503042542231 is 13224524030531.

It is not a de Polignac number, because 13503042542231 - 2³⁰ = 13501968800407 is a prime.

It is a super-2 number, since 2×13503042542231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13503042542191 and 13503042542200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13503042242231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303765095 + ... + 303809543.

It is an arithmetic number, because the mean of its divisors is an integer number (619295846750).

Almost surely, 2^{13503042542231} is an apocalyptic number.

13503042542231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13503042542231 is a deficient number, since it is larger than the sum of its proper divisors (1360057779769).

13503042542231 is a wasteful number, since it uses less digits than its factorization.

13503042542231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47951 (or 47940 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 13503042542231 its reverse (13224524030531), we get a palindrome (26727566572762).

The spelling of 13503042542231 in words is "thirteen trillion, five hundred three billion, forty-two million, five hundred forty-two thousand, two hundred thirty-one".