22427132213 has 2 divisors, whose sum is σ = 22427132214. Its totient is φ = 22427132212.

The previous prime is 22427132209. The next prime is 22427132237. The reversal of 22427132213 is 31223172422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12724291204 + 9702841009 = 112802^2 + 98503^2 .

It is a cyclic number.

It is not a de Polignac number, because 22427132213 - 2² = 22427132209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22427132293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11213566106 + 11213566107.

It is an arithmetic number, because the mean of its divisors is an integer number (11213566107).

Almost surely, 2^22427132213 is an apocalyptic number.

It is an amenable number.

22427132213 is a deficient number, since it is larger than the sum of its proper divisors (1).

22427132213 is an equidigital number, since it uses as much as digits as its factorization.

22427132213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The spelling of 22427132213 in words is "twenty-two billion, four hundred twenty-seven million, one hundred thirty-two thousand, two hundred thirteen".