1000223203 has 16 divisors (see below), whose sum is σ = 1215212544. Its totient is φ = 803664000.

The previous prime is 1000223179. The next prime is 1000223209. The reversal of 1000223203 is 3023220001.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000223203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000223209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13126 + ... + 46612.

It is an arithmetic number, because the mean of its divisors is an integer number (75950784).

Almost surely, 2^1000223203 is an apocalyptic number.

1000223203 is a deficient number, since it is larger than the sum of its proper divisors (214989341).

1000223203 is a wasteful number, since it uses less digits than its factorization.

1000223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33762.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1000223203 is about 31626.3055540795. The cubic root of 1000223203 is about 1000.0743954652.

Adding to 1000223203 its reverse (3023220001), we get a palindrome (4023443204).

The spelling of 1000223203 in words is "one billion, two hundred twenty-three thousand, two hundred three".