11212122201233 has 2 divisors, whose sum is σ = 11212122201234. Its totient is φ = 11212122201232.

The previous prime is 11212122201179. The next prime is 11212122201253. The reversal of 11212122201233 is 33210222121211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5905954667089 + 5306167534144 = 2430217^2 + 2303512^2 .

It is a cyclic number.

It is not a de Polignac number, because 11212122201233 - 2⁶ = 11212122201169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11212122201199 and 11212122201208.

It is not a weakly prime, because it can be changed into another prime (11212122201253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606061100616 + 5606061100617.

It is an arithmetic number, because the mean of its divisors is an integer number (5606061100617).

Almost surely, 2^{11212122201233} is an apocalyptic number.

It is an amenable number.

11212122201233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212122201233 is an equidigital number, since it uses as much as digits as its factorization.

11212122201233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11212122201233 its reverse (33210222121211), we get a palindrome (44422344322444).

The spelling of 11212122201233 in words is "eleven trillion, two hundred twelve billion, one hundred twenty-two million, two hundred one thousand, two hundred thirty-three".