2112321203 has 2 divisors, whose sum is σ = 2112321204. Its totient is φ = 2112321202.

The previous prime is 2112321187. The next prime is 2112321241. The reversal of 2112321203 is 3021232112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112321203 - 2⁴ = 2112321187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2112323203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056160601 + 1056160602.

It is an arithmetic number, because the mean of its divisors is an integer number (1056160602).

Almost surely, 2^2112321203 is an apocalyptic number.

2112321203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112321203 is an equidigital number, since it uses as much as digits as its factorization.

2112321203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2112321203 is about 45959.9956810268. The cubic root of 2112321203 is about 1283.0787709771.

Adding to 2112321203 its reverse (3021232112), we get a palindrome (5133553315).

The spelling of 2112321203 in words is "two billion, one hundred twelve million, three hundred twenty-one thousand, two hundred three".