11212233211229 has 2 divisors, whose sum is σ = 11212233211230. Its totient is φ = 11212233211228.

The previous prime is 11212233211213. The next prime is 11212233211253. The reversal of 11212233211229 is 92211233221211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6346988378329 + 4865244832900 = 2519323^2 + 2205730^2 .

It is a cyclic number.

It is not a de Polignac number, because 11212233211229 - 2⁴ = 11212233211213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11212233211195 and 11212233211204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11212233211129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606116605614 + 5606116605615.

It is an arithmetic number, because the mean of its divisors is an integer number (5606116605615).

Almost surely, 2^{11212233211229} is an apocalyptic number.

It is an amenable number.

11212233211229 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212233211229 is an equidigital number, since it uses as much as digits as its factorization.

11212233211229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The spelling of 11212233211229 in words is "eleven trillion, two hundred twelve billion, two hundred thirty-three million, two hundred eleven thousand, two hundred twenty-nine".