22014451013 has 4 divisors (see below), whose sum is σ = 22021507788. Its totient is φ = 22007394240.

The previous prime is 22014450977. The next prime is 22014451021. The reversal of 22014451013 is 31015441022.

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 228100609 + 21786350404 = 15103^2 + 147602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22014451013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22014451013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22014451033) 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, 3523706 + ... + 3529947.

It is an arithmetic number, because the mean of its divisors is an integer number (5505376947).

Almost surely, 2^22014451013 is an apocalyptic number.

It is an amenable number.

22014451013 is a deficient number, since it is larger than the sum of its proper divisors (7056775).

22014451013 is an equidigital number, since it uses as much as digits as its factorization.

22014451013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7056774.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 22014451013 its reverse (31015441022), we get a palindrome (53029892035).

Subtracting 22014451013 from its reverse (31015441022), we obtain a palindrome (9000990009).

The spelling of 22014451013 in words is "twenty-two billion, fourteen million, four hundred fifty-one thousand, thirteen".