4012222223 has 2 divisors, whose sum is σ = 4012222224. Its totient is φ = 4012222222.

The previous prime is 4012222211. The next prime is 4012222237. The reversal of 4012222223 is 3222222104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4012222223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4012222195 and 4012222204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4012225223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006111111 + 2006111112.

It is an arithmetic number, because the mean of its divisors is an integer number (2006111112).

Almost surely, 2^4012222223 is an apocalyptic number.

4012222223 is a deficient number, since it is larger than the sum of its proper divisors (1).

4012222223 is an equidigital number, since it uses as much as digits as its factorization.

4012222223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4012222223 is about 63342.1046619072. The cubic root of 4012222223 is about 1589.0162054903.

Adding to 4012222223 its reverse (3222222104), we get a palindrome (7234444327).

The spelling of 4012222223 in words is "four billion, twelve million, two hundred twenty-two thousand, two hundred twenty-three".