91441307222 has 4 divisors (see below), whose sum is σ = 137161960836. Its totient is φ = 45720653610.

The previous prime is 91441307213. The next prime is 91441307227. The reversal of 91441307222 is 22270314419.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91441307227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22860326804 + ... + 22860326807.

It is an arithmetic number, because the mean of its divisors is an integer number (34290490209).

Almost surely, 2^91441307222 is an apocalyptic number.

91441307222 is a deficient number, since it is larger than the sum of its proper divisors (45720653614).

91441307222 is a wasteful number, since it uses less digits than its factorization.

91441307222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45720653613.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 91441307222 in words is "ninety-one billion, four hundred forty-one million, three hundred seven thousand, two hundred twenty-two".