22221132113 has 4 divisors (see below), whose sum is σ = 22221550260. Its totient is φ = 22220713968.

The previous prime is 22221132083. The next prime is 22221132119. The reversal of 22221132113 is 31123112222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12731060224 + 9490071889 = 112832^2 + 97417^2 .

It is a cyclic number.

It is not a de Polignac number, because 22221132113 - 2¹⁴ = 22221115729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221132119) 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 3 ways as a sum of consecutive naturals, for example, 115358 + ... + 240311.

It is an arithmetic number, because the mean of its divisors is an integer number (5555387565).

Almost surely, 2^22221132113 is an apocalyptic number.

It is an amenable number.

22221132113 is a deficient number, since it is larger than the sum of its proper divisors (418147).

22221132113 is an equidigital number, since it uses as much as digits as its factorization.

22221132113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418146.

The product of its digits is 288, while the sum is 20.

Adding to 22221132113 its reverse (31123112222), we get a palindrome (53344244335).

The spelling of 22221132113 in words is "twenty-two billion, two hundred twenty-one million, one hundred thirty-two thousand, one hundred thirteen".