22222200113 has 2 divisors, whose sum is σ = 22222200114. Its totient is φ = 22222200112.

The previous prime is 22222200107. The next prime is 22222200149. The reversal of 22222200113 is 31100222222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21792550129 + 429649984 = 147623^2 + 20728^2 .

It is a cyclic number.

It is not a de Polignac number, because 22222200113 - 2¹⁰ = 22222199089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22222200091 and 22222200100.

It is not a weakly prime, because it can be changed into another prime (22222200103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111100056 + 11111100057.

It is an arithmetic number, because the mean of its divisors is an integer number (11111100057).

Almost surely, 2^22222200113 is an apocalyptic number.

It is an amenable number.

22222200113 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222200113 is an equidigital number, since it uses as much as digits as its factorization.

22222200113 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 17.

Adding to 22222200113 its reverse (31100222222), we get a palindrome (53322422335).

The spelling of 22222200113 in words is "twenty-two billion, two hundred twenty-two million, two hundred thousand, one hundred thirteen".