22442403013 has 4 divisors (see below), whose sum is σ = 22777364320. Its totient is φ = 22107441708.

The previous prime is 22442402989. The next prime is 22442403023. The reversal of 22442403013 is 31030424422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22442403013 is a prime.

It is a super-2 number, since 2×22442403013² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22442403023) 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 in 3 ways as a sum of consecutive naturals, for example, 167480553 + ... + 167480686.

It is an arithmetic number, because the mean of its divisors is an integer number (5694341080).

Almost surely, 2^22442403013 is an apocalyptic number.

It is an amenable number.

22442403013 is a deficient number, since it is larger than the sum of its proper divisors (334961307).

22442403013 is an equidigital number, since it uses as much as digits as its factorization.

22442403013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334961306.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22442403013 its reverse (31030424422), we get a palindrome (53472827435).

The spelling of 22442403013 in words is "twenty-two billion, four hundred forty-two million, four hundred three thousand, thirteen".