1012223203 has 16 divisors (see below), whose sum is σ = 1064101536. Its totient is φ = 962058240.

The previous prime is 1012223167. The next prime is 1012223209. The reversal of 1012223203 is 3023222101.

It is a cyclic number.

It is not a de Polignac number, because 1012223203 - 2¹⁷ = 1012092131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012223209) 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, 214275 + ... + 218947.

It is an arithmetic number, because the mean of its divisors is an integer number (66506346).

Almost surely, 2^1012223203 is an apocalyptic number.

1012223203 is a deficient number, since it is larger than the sum of its proper divisors (51878333).

1012223203 is an equidigital number, since it uses as much as digits as its factorization.

1012223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4854.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1012223203 is about 31815.4554108534. The cubic root of 1012223203 is about 1004.0579120762.

Adding to 1012223203 its reverse (3023222101), we get a palindrome (4035445304).

The spelling of 1012223203 in words is "one billion, twelve million, two hundred twenty-three thousand, two hundred three".