112220012291 has 2 divisors, whose sum is σ = 112220012292. Its totient is φ = 112220012290.

The previous prime is 112220012209. The next prime is 112220012293. The reversal of 112220012291 is 192210022211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112220012291 - 2²⁶ = 112152903427 is a prime.

Together with 112220012293, 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 (112220012293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110006145 + 56110006146.

It is an arithmetic number, because the mean of its divisors is an integer number (56110006146).

Almost surely, 2^112220012291 is an apocalyptic number.

112220012291 is a deficient number, since it is larger than the sum of its proper divisors (1).

112220012291 is an equidigital number, since it uses as much as digits as its factorization.

112220012291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 112220012291 in words is "one hundred twelve billion, two hundred twenty million, twelve thousand, two hundred ninety-one".