2122222122029 has 2 divisors, whose sum is σ = 2122222122030. Its totient is φ = 2122222122028.

The previous prime is 2122222122001. The next prime is 2122222122113. The reversal of 2122222122029 is 9202212222212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2027064062500 + 95158059529 = 1423750^2 + 308477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122222122029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122222121992 and 2122222122010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122222122529) 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, 1061111061014 + 1061111061015.

It is an arithmetic number, because the mean of its divisors is an integer number (1061111061015).

Almost surely, 2^{2122222122029} is an apocalyptic number.

It is an amenable number.

2122222122029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122222122029 is an equidigital number, since it uses as much as digits as its factorization.

2122222122029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 2122222122029 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-two thousand, twenty-nine".