222102201091 has 2 divisors, whose sum is σ = 222102201092. Its totient is φ = 222102201090.

The previous prime is 222102201017. The next prime is 222102201119. The reversal of 222102201091 is 190102201222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222102201091 - 2⁷ = 222102200963 is a prime.

It is not a weakly prime, because it can be changed into another prime (222102201691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111051100545 + 111051100546.

It is an arithmetic number, because the mean of its divisors is an integer number (111051100546).

Almost surely, 2^222102201091 is an apocalyptic number.

222102201091 is a deficient number, since it is larger than the sum of its proper divisors (1).

222102201091 is an equidigital number, since it uses as much as digits as its factorization.

222102201091 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 222102201091 in words is "two hundred twenty-two billion, one hundred two million, two hundred one thousand, ninety-one".