22136996770013 has 4 divisors (see below), whose sum is σ = 23439173050620. Its totient is φ = 20834820489408.

The previous prime is 22136996769997. The next prime is 22136996770069. The reversal of 22136996770013 is 31007769963122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17234678252089 + 4902318517924 = 4151467^2 + 2214118^2 .

It is a cyclic number.

It is not a de Polignac number, because 22136996770013 - 2⁴ = 22136996769997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22136996779013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651088140278 + ... + 651088140311.

It is an arithmetic number, because the mean of its divisors is an integer number (5859793262655).

Almost surely, 2^{22136996770013} is an apocalyptic number.

It is an amenable number.

22136996770013 is a deficient number, since it is larger than the sum of its proper divisors (1302176280607).

22136996770013 is a wasteful number, since it uses less digits than its factorization.

22136996770013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302176280606.

The product of its (nonzero) digits is 5143824, while the sum is 56.

The spelling of 22136996770013 in words is "twenty-two trillion, one hundred thirty-six billion, nine hundred ninety-six million, seven hundred seventy thousand, thirteen".