22022120437 has 2 divisors, whose sum is σ = 22022120438. Its totient is φ = 22022120436.

The previous prime is 22022120401. The next prime is 22022120441. The reversal of 22022120437 is 73402122022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16779057156 + 5243063281 = 129534^2 + 72409^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022120437 - 2¹⁵ = 22022087669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022120537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011060218 + 11011060219.

It is an arithmetic number, because the mean of its divisors is an integer number (11011060219).

Almost surely, 2^22022120437 is an apocalyptic number.

It is an amenable number.

22022120437 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022120437 is an equidigital number, since it uses as much as digits as its factorization.

22022120437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

Adding to 22022120437 its reverse (73402122022), we get a palindrome (95424242459).

The spelling of 22022120437 in words is "twenty-two billion, twenty-two million, one hundred twenty thousand, four hundred thirty-seven".