1012222223 has 2 divisors, whose sum is σ = 1012222224. Its totient is φ = 1012222222.

The previous prime is 1012222219. The next prime is 1012222243. The reversal of 1012222223 is 3222222101.

1012222223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012222223 - 2² = 1012222219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012222243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506111111 + 506111112.

It is an arithmetic number, because the mean of its divisors is an integer number (506111112).

Almost surely, 2^1012222223 is an apocalyptic number.

1012222223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012222223 is an equidigital number, since it uses as much as digits as its factorization.

1012222223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1012222223 is about 31815.4400095300. The cubic root of 1012222223 is about 1004.0575880445.

Adding to 1012222223 its reverse (3222222101), we get a palindrome (4234444324).

The spelling of 1012222223 in words is "one billion, twelve million, two hundred twenty-two thousand, two hundred twenty-three".