22043010013 has 4 divisors (see below), whose sum is σ = 22044976668. Its totient is φ = 22041043360.

The previous prime is 22043009981. The next prime is 22043010029. The reversal of 22043010013 is 31001034022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2510711449 + 19532298564 = 50107^2 + 139758^2 .

It is a cyclic number.

It is not a de Polignac number, because 22043010013 - 2⁵ = 22043009981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22043010053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966418 + ... + 988963.

It is an arithmetic number, because the mean of its divisors is an integer number (5511244167).

Almost surely, 2^22043010013 is an apocalyptic number.

It is an amenable number.

22043010013 is a deficient number, since it is larger than the sum of its proper divisors (1966655).

22043010013 is a wasteful number, since it uses less digits than its factorization.

22043010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966654.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22043010013 its reverse (31001034022), we get a palindrome (53044044035).

The spelling of 22043010013 in words is "twenty-two billion, forty-three million, ten thousand, thirteen".