13001818202 has 4 divisors (see below), whose sum is σ = 19502727306. Its totient is φ = 6500909100.

The previous prime is 13001818147. The next prime is 13001818213. The reversal of 13001818202 is 20281810031.

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

It can be written as a sum of positive squares in only one way, i.e., 12982095721 + 19722481 = 113939^2 + 4441^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3250454549 + ... + 3250454552.

Almost surely, 2^13001818202 is an apocalyptic number.

13001818202 is a deficient number, since it is larger than the sum of its proper divisors (6500909104).

13001818202 is an equidigital number, since it uses as much as digits as its factorization.

13001818202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6500909103.

The product of its (nonzero) digits is 768, while the sum is 26.

The spelling of 13001818202 in words is "thirteen billion, one million, eight hundred eighteen thousand, two hundred two".