13531202234 has 16 divisors (see below), whose sum is σ = 22146889536. Its totient is φ = 6149179200.

The previous prime is 13531202231. The next prime is 13531202263. The reversal of 13531202234 is 43220213531.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13531202231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36419 + ... + 168489.

It is an arithmetic number, because the mean of its divisors is an integer number (1384180596).

Almost surely, 2^13531202234 is an apocalyptic number.

13531202234 is a deficient number, since it is larger than the sum of its proper divisors (8615687302).

13531202234 is a wasteful number, since it uses less digits than its factorization.

13531202234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136741.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 13531202234 its reverse (43220213531), we get a palindrome (56751415765).

The spelling of 13531202234 in words is "thirteen billion, five hundred thirty-one million, two hundred two thousand, two hundred thirty-four".