13531202422 has 4 divisors (see below), whose sum is σ = 20296803636. Its totient is φ = 6765601210.

The previous prime is 13531202383. The next prime is 13531202449. The reversal of 13531202422 is 22420213531.

13531202422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3382800604 + ... + 3382800607.

It is an arithmetic number, because the mean of its divisors is an integer number (5074200909).

Almost surely, 2^13531202422 is an apocalyptic number.

13531202422 is a deficient number, since it is larger than the sum of its proper divisors (6765601214).

13531202422 is an equidigital number, since it uses as much as digits as its factorization.

13531202422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6765601213.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 13531202422 its reverse (22420213531), we get a palindrome (35951415953).

The spelling of 13531202422 in words is "thirteen billion, five hundred thirty-one million, two hundred two thousand, four hundred twenty-two".