1000223213 has 16 divisors (see below), whose sum is σ = 1150324800. Its totient is φ = 860129280.

The previous prime is 1000223209. The next prime is 1000223239. The reversal of 1000223213 is 3123220001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1000223213 - 2² = 1000223209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000223813) 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 in 15 ways as a sum of consecutive naturals, for example, 149933 + ... + 156461.

It is an arithmetic number, because the mean of its divisors is an integer number (71895300).

Almost surely, 2^1000223213 is an apocalyptic number.

It is an amenable number.

1000223213 is a deficient number, since it is larger than the sum of its proper divisors (150101587).

1000223213 is a wasteful number, since it uses less digits than its factorization.

1000223213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7292.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1000223213 is about 31626.3057121757. The cubic root of 1000223213 is about 1000.0743987980.

Adding to 1000223213 its reverse (3123220001), we get a palindrome (4123443214).

The spelling of 1000223213 in words is "one billion, two hundred twenty-three thousand, two hundred thirteen".