22131322201111 has 8 divisors (see below), whose sum is σ = 22163625252864. Its totient is φ = 22099036716120.

The previous prime is 22131322201057. The next prime is 22131322201117. The reversal of 22131322201111 is 11110222313122.

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 not a de Polignac number, because 22131322201111 - 2¹⁵ = 22131322168343 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 (22131322201117) 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, 1869115 + ... + 6910588.

It is an arithmetic number, because the mean of its divisors is an integer number (2770453156608).

Almost surely, 2^{22131322201111} is an apocalyptic number.

22131322201111 is a deficient number, since it is larger than the sum of its proper divisors (32303051753).

22131322201111 is an equidigital number, since it uses as much as digits as its factorization.

22131322201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8783381.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 22131322201111 its reverse (11110222313122), we get a palindrome (33241544514233).

The spelling of 22131322201111 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred twenty-two million, two hundred one thousand, one hundred eleven".