11212000111201 has 2 divisors, whose sum is σ = 11212000111202. Its totient is φ = 11212000111200.

The previous prime is 11212000111199. The next prime is 11212000111223. The reversal of 11212000111201 is 10211100021211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5868389970576 + 5343610140625 = 2422476^2 + 2311625^2 .

It is a cyclic number.

It is not a de Polignac number, because 11212000111201 - 2¹ = 11212000111199 is a prime.

Together with 11212000111199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11212000171201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606000055600 + 5606000055601.

It is an arithmetic number, because the mean of its divisors is an integer number (5606000055601).

Almost surely, 2^{11212000111201} is an apocalyptic number.

It is an amenable number.

11212000111201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212000111201 is an equidigital number, since it uses as much as digits as its factorization.

11212000111201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11212000111201 its reverse (10211100021211), we get a palindrome (21423100132412).

The spelling of 11212000111201 in words is "eleven trillion, two hundred twelve billion, one hundred eleven thousand, two hundred one".