12211212123023 has 2 divisors, whose sum is σ = 12211212123024. Its totient is φ = 12211212123022.

The previous prime is 12211212123013. The next prime is 12211212123031. The reversal of 12211212123023 is 32032121211221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12211212123023 - 2²⁴ = 12211195345807 is a prime.

It is a super-2 number, since 2×12211212123023² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12211212123023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12211212123013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105606061511 + 6105606061512.

It is an arithmetic number, because the mean of its divisors is an integer number (6105606061512).

Almost surely, 2^{12211212123023} is an apocalyptic number.

12211212123023 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211212123023 is an equidigital number, since it uses as much as digits as its factorization.

12211212123023 is an odious number, because the sum of its binary digits is odd.

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

Adding to 12211212123023 its reverse (32032121211221), we get a palindrome (44243333334244).

The spelling of 12211212123023 in words is "twelve trillion, two hundred eleven billion, two hundred twelve million, one hundred twenty-three thousand, twenty-three".