12211030001 has 2 divisors, whose sum is σ = 12211030002. Its totient is φ = 12211030000.

The previous prime is 12211029997. The next prime is 12211030019. The reversal of 12211030001 is 10003011221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11167416976 + 1043613025 = 105676^2 + 32305^2 .

It is a cyclic number.

It is not a de Polignac number, because 12211030001 - 2² = 12211029997 is a prime.

It is not a weakly prime, because it can be changed into another prime (12211030021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105515000 + 6105515001.

It is an arithmetic number, because the mean of its divisors is an integer number (6105515001).

Almost surely, 2^12211030001 is an apocalyptic number.

It is an amenable number.

12211030001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211030001 is an equidigital number, since it uses as much as digits as its factorization.

12211030001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 12211030001 its reverse (10003011221), we get a palindrome (22214041222).

The spelling of 12211030001 in words is "twelve billion, two hundred eleven million, thirty thousand, one".