12212122000049 has 2 divisors, whose sum is σ = 12212122000050. Its totient is φ = 12212122000048.

The previous prime is 12212122000009. The next prime is 12212122000087. The reversal of 12212122000049 is 94000022121221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12188756737600 + 23365262449 = 3491240^2 + 152857^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12212122000049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12212121999991 and 12212122000027.

It is not a weakly prime, because it can be changed into another prime (12212122000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106061000024 + 6106061000025.

It is an arithmetic number, because the mean of its divisors is an integer number (6106061000025).

Almost surely, 2^{12212122000049} is an apocalyptic number.

It is an amenable number.

12212122000049 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212122000049 is an equidigital number, since it uses as much as digits as its factorization.

12212122000049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 12212122000049 in words is "twelve trillion, two hundred twelve billion, one hundred twenty-two million, forty-nine", and thus it is an aban number.