2122212019429 has 2 divisors, whose sum is σ = 2122212019430. Its totient is φ = 2122212019428.

The previous prime is 2122212019373. The next prime is 2122212019439. The reversal of 2122212019429 is 9249102122212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1644831900100 + 477380119329 = 1282510^2 + 690927^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122212019429 - 2²⁵ = 2122178464997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122212019439) 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, 1061106009714 + 1061106009715.

It is an arithmetic number, because the mean of its divisors is an integer number (1061106009715).

Almost surely, 2^{2122212019429} is an apocalyptic number.

It is an amenable number.

2122212019429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122212019429 is an equidigital number, since it uses as much as digits as its factorization.

2122212019429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 2122212019429 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, nineteen thousand, four hundred twenty-nine".