91386323222 has 8 divisors (see below), whose sum is σ = 137097331272. Its totient is φ = 45687212800.

The previous prime is 91386323159. The next prime is 91386323227. The reversal of 91386323222 is 22232368319.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×91386323222² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 91386323222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91386323227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2955179 + ... + 2985942.

It is an arithmetic number, because the mean of its divisors is an integer number (17137166409).

Almost surely, 2^91386323222 is an apocalyptic number.

91386323222 is a deficient number, since it is larger than the sum of its proper divisors (45711008050).

91386323222 is a wasteful number, since it uses less digits than its factorization.

91386323222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5948814.

The product of its digits is 186624, while the sum is 41.

The spelling of 91386323222 in words is "ninety-one billion, three hundred eighty-six million, three hundred twenty-three thousand, two hundred twenty-two".