11112022213 has 2 divisors, whose sum is σ = 11112022214. Its totient is φ = 11112022212.

The previous prime is 11112022189. The next prime is 11112022231. The reversal of 11112022213 is 31222021111.

Together with next prime (11112022231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9212544324 + 1899477889 = 95982^2 + 43583^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112022213 - 2²⁵ = 11078467781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112022513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556011106 + 5556011107.

It is an arithmetic number, because the mean of its divisors is an integer number (5556011107).

Almost surely, 2^11112022213 is an apocalyptic number.

It is an amenable number.

11112022213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112022213 is an equidigital number, since it uses as much as digits as its factorization.

11112022213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11112022213 its reverse (31222021111), we get a palindrome (42334043324).

The spelling of 11112022213 in words is "eleven billion, one hundred twelve million, twenty-two thousand, two hundred thirteen".