2111222203 has 2 divisors, whose sum is σ = 2111222204. Its totient is φ = 2111222202.

The previous prime is 2111222137. The next prime is 2111222251. The reversal of 2111222203 is 3022221112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111222203 is a prime.

It is not a weakly prime, because it can be changed into another prime (2111222263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055611101 + 1055611102.

It is an arithmetic number, because the mean of its divisors is an integer number (1055611102).

Almost surely, 2^2111222203 is an apocalyptic number.

2111222203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111222203 is an equidigital number, since it uses as much as digits as its factorization.

2111222203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2111222203 is about 45948.0380756350. The cubic root of 2111222203 is about 1282.8562119920.

Adding to 2111222203 its reverse (3022221112), we get a palindrome (5133443315).

The spelling of 2111222203 in words is "two billion, one hundred eleven million, two hundred twenty-two thousand, two hundred three".