222213011 has 2 divisors, whose sum is σ = 222213012. Its totient is φ = 222213010.

The previous prime is 222212987. The next prime is 222213023. The reversal of 222213011 is 110312222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222213011 - 2¹⁸ = 221950867 is a prime.

It is a super-2 number, since 2×222213011² = 98757244515372242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222213091) 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 as a sum of consecutive naturals, namely, 111106505 + 111106506.

It is an arithmetic number, because the mean of its divisors is an integer number (111106506).

Almost surely, 2^222213011 is an apocalyptic number.

222213011 is a deficient number, since it is larger than the sum of its proper divisors (1).

222213011 is an equidigital number, since it uses as much as digits as its factorization.

222213011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 222213011 is about 14906.8108930113. The cubic root of 222213011 is about 605.6984952110.

Adding to 222213011 its reverse (110312222), we get a palindrome (332525233).

The spelling of 222213011 in words is "two hundred twenty-two million, two hundred thirteen thousand, eleven".