22283443997 has 2 divisors, whose sum is σ = 22283443998. Its totient is φ = 22283443996.

The previous prime is 22283443937. The next prime is 22283444041. The reversal of 22283443997 is 79934438222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20984129881 + 1299314116 = 144859^2 + 36046^2 .

It is a cyclic number.

It is not a de Polignac number, because 22283443997 - 2¹⁶ = 22283378461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22283443937) 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, 11141721998 + 11141721999.

It is an arithmetic number, because the mean of its divisors is an integer number (11141721999).

Almost surely, 2^22283443997 is an apocalyptic number.

It is an amenable number.

22283443997 is a deficient number, since it is larger than the sum of its proper divisors (1).

22283443997 is an equidigital number, since it uses as much as digits as its factorization.

22283443997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 53.

The spelling of 22283443997 in words is "twenty-two billion, two hundred eighty-three million, four hundred forty-three thousand, nine hundred ninety-seven".