22202200011989 has 2 divisors, whose sum is σ = 22202200011990. Its totient is φ = 22202200011988.

The previous prime is 22202200011923. The next prime is 22202200012037. The reversal of 22202200011989 is 98911000220222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14317392171889 + 7884807840100 = 3783833^2 + 2807990^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202200011989 - 2⁴⁰ = 21102688384213 is a prime.

It is a super-2 number, since 2×22202200011989² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22202200031989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101100005994 + 11101100005995.

It is an arithmetic number, because the mean of its divisors is an integer number (11101100005995).

Almost surely, 2^{22202200011989} is an apocalyptic number.

It is an amenable number.

22202200011989 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202200011989 is an equidigital number, since it uses as much as digits as its factorization.

22202200011989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 22202200011989 in words is "twenty-two trillion, two hundred two billion, two hundred million, eleven thousand, nine hundred eighty-nine".