2090120911 has 2 divisors, whose sum is σ = 2090120912. Its totient is φ = 2090120910.

The previous prime is 2090120891. The next prime is 2090120917. The reversal of 2090120911 is 1190210902.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2090120911 - 2⁹ = 2090120399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2090120917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1045060455 + 1045060456.

It is an arithmetic number, because the mean of its divisors is an integer number (1045060456).

Almost surely, 2^2090120911 is an apocalyptic number.

2090120911 is a deficient number, since it is larger than the sum of its proper divisors (1).

2090120911 is an equidigital number, since it uses as much as digits as its factorization.

2090120911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 2090120911 is about 45717.8401830183. The cubic root of 2090120911 is about 1278.5679196487.

The spelling of 2090120911 in words is "two billion, ninety million, one hundred twenty thousand, nine hundred eleven".