12212122010611 has 2 divisors, whose sum is σ = 12212122010612. Its totient is φ = 12212122010610.

The previous prime is 12212122010587. The next prime is 12212122010633. The reversal of 12212122010611 is 11601022121221.

It is an a-pointer prime, because the next prime (12212122010633) can be obtained adding 12212122010611 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12212122010611 - 2⁵ = 12212122010579 is a prime.

It is not a weakly prime, because it can be changed into another prime (12212122710611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106061005305 + 6106061005306.

It is an arithmetic number, because the mean of its divisors is an integer number (6106061005306).

Almost surely, 2^{12212122010611} is an apocalyptic number.

12212122010611 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212122010611 is an equidigital number, since it uses as much as digits as its factorization.

12212122010611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 12212122010611 its reverse (11601022121221), we get a palindrome (23813144131832).

The spelling of 12212122010611 in words is "twelve trillion, two hundred twelve billion, one hundred twenty-two million, ten thousand, six hundred eleven".