22042232029 has 2 divisors, whose sum is σ = 22042232030. Its totient is φ = 22042232028.

The previous prime is 22042231951. The next prime is 22042232077. The reversal of 22042232029 is 92023224022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17140831929 + 4901400100 = 130923^2 + 70010^2 .

It is a cyclic number.

It is not a de Polignac number, because 22042232029 - 2⁷ = 22042231901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22042231988 and 22042232006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22042232099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11021116014 + 11021116015.

It is an arithmetic number, because the mean of its divisors is an integer number (11021116015).

Almost surely, 2^22042232029 is an apocalyptic number.

It is an amenable number.

22042232029 is a deficient number, since it is larger than the sum of its proper divisors (1).

22042232029 is an equidigital number, since it uses as much as digits as its factorization.

22042232029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 22042232029 in words is "twenty-two billion, forty-two million, two hundred thirty-two thousand, twenty-nine".