22010022191 has 2 divisors, whose sum is σ = 22010022192. Its totient is φ = 22010022190.

The previous prime is 22010022187. The next prime is 22010022233. The reversal of 22010022191 is 19122001022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22010022191 - 2² = 22010022187 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22010022101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005011095 + 11005011096.

It is an arithmetic number, because the mean of its divisors is an integer number (11005011096).

Almost surely, 2^22010022191 is an apocalyptic number.

22010022191 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010022191 is an equidigital number, since it uses as much as digits as its factorization.

22010022191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 22010022191 in words is "twenty-two billion, ten million, twenty-two thousand, one hundred ninety-one".