22131200111201 has 8 divisors (see below), whose sum is σ = 22134965324640. Its totient is φ = 22127435192448.

The previous prime is 22131200111173. The next prime is 22131200111219. The reversal of 22131200111201 is 10211100213122.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22131200111201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22131200111201.

It is not an unprimeable number, because it can be changed into a prime (22131200111231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189572090 + ... + 189688796.

It is an arithmetic number, because the mean of its divisors is an integer number (2766870665580).

Almost surely, 2^{22131200111201} is an apocalyptic number.

It is an amenable number.

22131200111201 is a deficient number, since it is larger than the sum of its proper divisors (3765213439).

22131200111201 is a wasteful number, since it uses less digits than its factorization.

22131200111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147343.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 22131200111201 its reverse (10211100213122), we get a palindrome (32342300324323).

The spelling of 22131200111201 in words is "twenty-two trillion, one hundred thirty-one billion, two hundred million, one hundred eleven thousand, two hundred one".