110222220091 has 2 divisors, whose sum is σ = 110222220092. Its totient is φ = 110222220090.

The previous prime is 110222220047. The next prime is 110222220109. The reversal of 110222220091 is 190022222011.

Together with next prime (110222220109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110222220091 - 2¹⁵ = 110222187323 is a prime.

It is not a weakly prime, because it can be changed into another prime (110222220011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55111110045 + 55111110046.

It is an arithmetic number, because the mean of its divisors is an integer number (55111110046).

Almost surely, 2^110222220091 is an apocalyptic number.

110222220091 is a deficient number, since it is larger than the sum of its proper divisors (1).

110222220091 is an equidigital number, since it uses as much as digits as its factorization.

110222220091 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 22.

The spelling of 110222220091 in words is "one hundred ten billion, two hundred twenty-two million, two hundred twenty thousand, ninety-one".