12211211012233 has 2 divisors, whose sum is σ = 12211211012234. Its totient is φ = 12211211012232.

The previous prime is 12211211012201. The next prime is 12211211012293. The reversal of 12211211012233 is 33221011211221.

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., 6464245230144 + 5746965782089 = 2542488^2 + 2397283^2 .

It is a cyclic number.

It is not a de Polignac number, because 12211211012233 - 2⁵ = 12211211012201 is a prime.

It is a super-2 number, since 2×12211211012233² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12211211012293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105605506116 + 6105605506117.

It is an arithmetic number, because the mean of its divisors is an integer number (6105605506117).

Almost surely, 2^{12211211012233} is an apocalyptic number.

It is an amenable number.

12211211012233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211211012233 is an equidigital number, since it uses as much as digits as its factorization.

12211211012233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 12211211012233 its reverse (33221011211221), we get a palindrome (45432222223454).

The spelling of 12211211012233 in words is "twelve trillion, two hundred eleven billion, two hundred eleven million, twelve thousand, two hundred thirty-three".