22022246429 has 2 divisors, whose sum is σ = 22022246430. Its totient is φ = 22022246428.

The previous prime is 22022246371. The next prime is 22022246447. The reversal of 22022246429 is 92464222022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22001788900 + 20457529 = 148330^2 + 4523^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022246429 - 2⁸ = 22022246173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022246459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011123214 + 11011123215.

It is an arithmetic number, because the mean of its divisors is an integer number (11011123215).

Almost surely, 2^22022246429 is an apocalyptic number.

It is an amenable number.

22022246429 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022246429 is an equidigital number, since it uses as much as digits as its factorization.

22022246429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 22022246429 in words is "twenty-two billion, twenty-two million, two hundred forty-six thousand, four hundred twenty-nine".