2113322203 has 4 divisors (see below), whose sum is σ = 2113414168. Its totient is φ = 2113230240.

The previous prime is 2113322137. The next prime is 2113322213. The reversal of 2113322203 is 3022233112.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2113322203 - 2²⁵ = 2079767771 is a prime.

It is a super-2 number, since 2×2113322203² = 8932261467385546418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113322213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21475 + ... + 68467.

It is an arithmetic number, because the mean of its divisors is an integer number (528353542).

Almost surely, 2^2113322203 is an apocalyptic number.

2113322203 is a deficient number, since it is larger than the sum of its proper divisors (91965).

2113322203 is an equidigital number, since it uses as much as digits as its factorization.

2113322203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91964.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2113322203 is about 45970.8842964762. The cubic root of 2113322203 is about 1283.2814167712.

Adding to 2113322203 its reverse (3022233112), we get a palindrome (5135555315).

The spelling of 2113322203 in words is "two billion, one hundred thirteen million, three hundred twenty-two thousand, two hundred three".