12102030211 has 2 divisors, whose sum is σ = 12102030212. Its totient is φ = 12102030210.

The previous prime is 12102030203. The next prime is 12102030233. The reversal of 12102030211 is 11203020121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12102030211 - 2³ = 12102030203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12102030191 and 12102030200.

It is not a weakly prime, because it can be changed into another prime (12102030271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051015105 + 6051015106.

It is an arithmetic number, because the mean of its divisors is an integer number (6051015106).

Almost surely, 2^12102030211 is an apocalyptic number.

12102030211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102030211 is an equidigital number, since it uses as much as digits as its factorization.

12102030211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12102030211 its reverse (11203020121), we get a palindrome (23305050332).

The spelling of 12102030211 in words is "twelve billion, one hundred two million, thirty thousand, two hundred eleven".