222993011 has 2 divisors, whose sum is σ = 222993012. Its totient is φ = 222993010.

The previous prime is 222992993. The next prime is 222993019. The reversal of 222993011 is 110399222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222993011 - 2⁶ = 222992947 is a prime.

It is a super-2 number, since 2×222993011² = 99451765909692242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222993019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111496505 + 111496506.

It is an arithmetic number, because the mean of its divisors is an integer number (111496506).

Almost surely, 2^222993011 is an apocalyptic number.

222993011 is a deficient number, since it is larger than the sum of its proper divisors (1).

222993011 is an equidigital number, since it uses as much as digits as its factorization.

222993011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 222993011 is about 14932.9505122062. The cubic root of 222993011 is about 606.4063642300.

The spelling of 222993011 in words is "two hundred twenty-two million, nine hundred ninety-three thousand, eleven".