2270110991 has 2 divisors, whose sum is σ = 2270110992. Its totient is φ = 2270110990.

The previous prime is 2270110907. The next prime is 2270111009. The reversal of 2270110991 is 1990110722.

2270110991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2270110991 - 2²⁶ = 2203002127 is a prime.

It is a super-2 number, since 2×2270110991² = 10306807822918004162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2270112991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135055495 + 1135055496.

It is an arithmetic number, because the mean of its divisors is an integer number (1135055496).

Almost surely, 2^2270110991 is an apocalyptic number.

2270110991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2270110991 is an equidigital number, since it uses as much as digits as its factorization.

2270110991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 32.

The square root of 2270110991 is about 47645.6817665568. The cubic root of 2270110991 is about 1314.2632489594.

The spelling of 2270110991 in words is "two billion, two hundred seventy million, one hundred ten thousand, nine hundred ninety-one".