1012226203 has 2 divisors, whose sum is σ = 1012226204. Its totient is φ = 1012226202.

The previous prime is 1012226191. The next prime is 1012226231. The reversal of 1012226203 is 3026222101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012226203 - 2⁹ = 1012225691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012226233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506113101 + 506113102.

It is an arithmetic number, because the mean of its divisors is an integer number (506113102).

Almost surely, 2^1012226203 is an apocalyptic number.

1012226203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012226203 is an equidigital number, since it uses as much as digits as its factorization.

1012226203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1012226203 is about 31815.5025577155. The cubic root of 1012226203 is about 1004.0589040085.

Adding to 1012226203 its reverse (3026222101), we get a palindrome (4038448304).

The spelling of 1012226203 in words is "one billion, twelve million, two hundred twenty-six thousand, two hundred three".