13021636222 has 40 divisors (see below), whose sum is σ = 22814346672. Its totient is φ = 5573887200.

The previous prime is 13021636169. The next prime is 13021636223. The reversal of 13021636222 is 22263612031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13021636223) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7110847 + ... + 7112677.

Almost surely, 2^13021636222 is an apocalyptic number.

13021636222 is a deficient number, since it is larger than the sum of its proper divisors (9792710450).

13021636222 is an equidigital number, since it uses as much as digits as its factorization.

13021636222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3342 (or 3321 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 13021636222 in words is "thirteen billion, twenty-one million, six hundred thirty-six thousand, two hundred twenty-two".