1112312203 has 2 divisors, whose sum is σ = 1112312204. Its totient is φ = 1112312202.

The previous prime is 1112312189. The next prime is 1112312207. The reversal of 1112312203 is 3022132111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112312203 - 2⁹ = 1112311691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112312207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556156101 + 556156102.

It is an arithmetic number, because the mean of its divisors is an integer number (556156102).

Almost surely, 2^1112312203 is an apocalyptic number.

1112312203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112312203 is an equidigital number, since it uses as much as digits as its factorization.

1112312203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1112312203 is about 33351.3448454481. The cubic root of 1112312203 is about 1036.1172414311.

Adding to 1112312203 its reverse (3022132111), we get a palindrome (4134444314).

The spelling of 1112312203 in words is "one billion, one hundred twelve million, three hundred twelve thousand, two hundred three".