22000122029 has 2 divisors, whose sum is σ = 22000122030. Its totient is φ = 22000122028.

The previous prime is 22000121993. The next prime is 22000122031. The reversal of 22000122029 is 92022100022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19520281225 + 2479840804 = 139715^2 + 49798^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22000122029 is a prime.

It is a Sophie Germain prime.

Together with 22000122031, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22000122029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000122049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000061014 + 11000061015.

It is an arithmetic number, because the mean of its divisors is an integer number (11000061015).

Almost surely, 2^22000122029 is an apocalyptic number.

It is an amenable number.

22000122029 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000122029 is an equidigital number, since it uses as much as digits as its factorization.

22000122029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 22000122029 in words is "twenty-two billion, one hundred twenty-two thousand, twenty-nine".