222220112113 has 2 divisors, whose sum is σ = 222220112114. Its totient is φ = 222220112112.

The previous prime is 222220112071. The next prime is 222220112141. The reversal of 222220112113 is 311211022222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129735395344 + 92484716769 = 360188^2 + 304113^2 .

It is a cyclic number.

It is not a de Polignac number, because 222220112113 - 2¹³ = 222220103921 is a prime.

It is not a weakly prime, because it can be changed into another prime (222220112173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110056056 + 111110056057.

It is an arithmetic number, because the mean of its divisors is an integer number (111110056057).

Almost surely, 2^222220112113 is an apocalyptic number.

It is an amenable number.

222220112113 is a deficient number, since it is larger than the sum of its proper divisors (1).

222220112113 is an equidigital number, since it uses as much as digits as its factorization.

222220112113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 222220112113 its reverse (311211022222), we get a palindrome (533431134335).

The spelling of 222220112113 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred twelve thousand, one hundred thirteen".