2112013091 has 2 divisors, whose sum is σ = 2112013092. Its totient is φ = 2112013090.

The previous prime is 2112013067. The next prime is 2112013093. The reversal of 2112013091 is 1903102112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2112013091 - 2²⁶ = 2044904227 is a prime.

Together with 2112013093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2112013093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056006545 + 1056006546.

It is an arithmetic number, because the mean of its divisors is an integer number (1056006546).

Almost surely, 2^2112013091 is an apocalyptic number.

2112013091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112013091 is an equidigital number, since it uses as much as digits as its factorization.

2112013091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 2112013091 is about 45956.6436002457. The cubic root of 2112013091 is about 1283.0163828661.

The spelling of 2112013091 in words is "two billion, one hundred twelve million, thirteen thousand, ninety-one".