12211322203 has 2 divisors, whose sum is σ = 12211322204. Its totient is φ = 12211322202.

The previous prime is 12211322197. The next prime is 12211322213. The reversal of 12211322203 is 30222311221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12211322203 - 2⁵ = 12211322171 is a prime.

It is not a weakly prime, because it can be changed into another prime (12211322213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105661101 + 6105661102.

It is an arithmetic number, because the mean of its divisors is an integer number (6105661102).

Almost surely, 2^12211322203 is an apocalyptic number.

12211322203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211322203 is an equidigital number, since it uses as much as digits as its factorization.

12211322203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12211322203 its reverse (30222311221), we get a palindrome (42433633424).

The spelling of 12211322203 in words is "twelve billion, two hundred eleven million, three hundred twenty-two thousand, two hundred three".