22112201002189 has 2 divisors, whose sum is σ = 22112201002190. Its totient is φ = 22112201002188.

The previous prime is 22112201002163. The next prime is 22112201002253. The reversal of 22112201002189 is 98120010221122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22110139388164 + 2061614025 = 4702142^2 + 45405^2 .

It is a cyclic number.

It is not a de Polignac number, because 22112201002189 - 2³¹ = 22110053518541 is a prime.

It is a super-2 number, since 2×22112201002189² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22112201002189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22112201302189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056100501094 + 11056100501095.

It is an arithmetic number, because the mean of its divisors is an integer number (11056100501095).

Almost surely, 2^{22112201002189} is an apocalyptic number.

It is an amenable number.

22112201002189 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112201002189 is an equidigital number, since it uses as much as digits as its factorization.

22112201002189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 22112201002189 in words is "twenty-two trillion, one hundred twelve billion, two hundred one million, two thousand, one hundred eighty-nine".