11222224222091 has 2 divisors, whose sum is σ = 11222224222092. Its totient is φ = 11222224222090.

The previous prime is 11222224222043. The next prime is 11222224222151. The reversal of 11222224222091 is 19022242222211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222224222091 - 2¹⁰ = 11222224221067 is a prime.

It is not a weakly prime, because it can be changed into another prime (11222224222991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611112111045 + 5611112111046.

It is an arithmetic number, because the mean of its divisors is an integer number (5611112111046).

Almost surely, 2^{11222224222091} is an apocalyptic number.

11222224222091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222224222091 is an equidigital number, since it uses as much as digits as its factorization.

11222224222091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 11222224222091 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-four million, two hundred twenty-two thousand, ninety-one".