2112331203 has 24 divisors (see below), whose sum is σ = 3273270000. Its totient is φ = 1359656928.

The previous prime is 2112331189. The next prime is 2112331217. The reversal of 2112331203 is 3021332112.

It is an interprime number because it is at equal distance from previous prime (2112331189) and next prime (2112331217).

It is not a de Polignac number, because 2112331203 - 2⁴ = 2112331187 is a prime.

It is a super-2 number, since 2×2112331203² = 8923886222334854418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112331253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142828 + ... + 156921.

It is an arithmetic number, because the mean of its divisors is an integer number (136386250).

Almost surely, 2^2112331203 is an apocalyptic number.

2112331203 is a deficient number, since it is larger than the sum of its proper divisors (1160938797).

2112331203 is an equidigital number, since it uses as much as digits as its factorization.

2112331203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299793 (or 299781 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2112331203 is about 45960.1044711606. The cubic root of 2112331203 is about 1283.0807957272.

Adding to 2112331203 its reverse (3021332112), we get a palindrome (5133663315).

Subtracting 2112331203 from its reverse (3021332112), we obtain a palindrome (909000909).

It can be divided in two parts, 21123 and 31203, that added together give a triangular number (52326 = T₃₂₃).

The spelling of 2112331203 in words is "two billion, one hundred twelve million, three hundred thirty-one thousand, two hundred three".