12210000021203 has 2 divisors, whose sum is σ = 12210000021204. Its totient is φ = 12210000021202.

The previous prime is 12210000021187. The next prime is 12210000021227. The reversal of 12210000021203 is 30212000001221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12210000021203 - 2⁴ = 12210000021187 is a prime.

It is not a weakly prime, because it can be changed into another prime (12210000021283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105000010601 + 6105000010602.

It is an arithmetic number, because the mean of its divisors is an integer number (6105000010602).

Almost surely, 2^{12210000021203} is an apocalyptic number.

12210000021203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210000021203 is an equidigital number, since it uses as much as digits as its factorization.

12210000021203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12210000021203 its reverse (30212000001221), we get a palindrome (42422000022424).

The spelling of 12210000021203 in words is "twelve trillion, two hundred ten billion, twenty-one thousand, two hundred three".