2190202019911 has 2 divisors, whose sum is σ = 2190202019912. Its totient is φ = 2190202019910.

The previous prime is 2190202019867. The next prime is 2190202020007. The reversal of 2190202019911 is 1199102020912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2190202019911 - 2¹³ = 2190202011719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2190202011911) 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, 1095101009955 + 1095101009956.

It is an arithmetic number, because the mean of its divisors is an integer number (1095101009956).

Almost surely, 2^{2190202019911} is an apocalyptic number.

2190202019911 is a deficient number, since it is larger than the sum of its proper divisors (1).

2190202019911 is an equidigital number, since it uses as much as digits as its factorization.

2190202019911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 37.

The spelling of 2190202019911 in words is "two trillion, one hundred ninety billion, two hundred two million, nineteen thousand, nine hundred eleven".