222886161791 has 2 divisors, whose sum is σ = 222886161792. Its totient is φ = 222886161790.

The previous prime is 222886161739. The next prime is 222886161821. The reversal of 222886161791 is 197161688222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222886161791 - 2³⁴ = 205706292607 is a prime.

It is a super-2 number, since 2×222886161791² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222886161721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111443080895 + 111443080896.

It is an arithmetic number, because the mean of its divisors is an integer number (111443080896).

Almost surely, 2^222886161791 is an apocalyptic number.

222886161791 is a deficient number, since it is larger than the sum of its proper divisors (1).

222886161791 is an equidigital number, since it uses as much as digits as its factorization.

222886161791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 53.

The spelling of 222886161791 in words is "two hundred twenty-two billion, eight hundred eighty-six million, one hundred sixty-one thousand, seven hundred ninety-one".