2120210203 has 2 divisors, whose sum is σ = 2120210204. Its totient is φ = 2120210202.

The previous prime is 2120210201. The next prime is 2120210221. The reversal of 2120210203 is 3020120212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120210203 - 2¹ = 2120210201 is a prime.

Together with 2120210201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2120210201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060105101 + 1060105102.

It is an arithmetic number, because the mean of its divisors is an integer number (1060105102).

Almost surely, 2^2120210203 is an apocalyptic number.

2120210203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120210203 is an equidigital number, since it uses as much as digits as its factorization.

2120210203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2120210203 is about 46045.7403350190. The cubic root of 2120210203 is about 1284.6741143955.

Adding to 2120210203 its reverse (3020120212), we get a palindrome (5140330415).

The spelling of 2120210203 in words is "two billion, one hundred twenty million, two hundred ten thousand, two hundred three".