22201244210191 has 16 divisors (see below), whose sum is σ = 23356971417600. Its totient is φ = 21071556118368.

The previous prime is 22201244210149. The next prime is 22201244210207. The reversal of 22201244210191 is 19101244210222.

It is not a de Polignac number, because 22201244210191 - 2²⁵ = 22201210655759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201244210491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46794226 + ... + 47266288.

It is an arithmetic number, because the mean of its divisors is an integer number (1459810713600).

Almost surely, 2^{22201244210191} is an apocalyptic number.

22201244210191 is a deficient number, since it is larger than the sum of its proper divisors (1155727207409).

22201244210191 is a wasteful number, since it uses less digits than its factorization.

22201244210191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499638.

The product of its (nonzero) digits is 4608, while the sum is 31.

Adding to 22201244210191 its sum of digits (31), we get a palindrome (22201244210222).

The spelling of 22201244210191 in words is "twenty-two trillion, two hundred one billion, two hundred forty-four million, two hundred ten thousand, one hundred ninety-one".