22022446112213 has 4 divisors (see below), whose sum is σ = 22240490133228. Its totient is φ = 21804402091200.

The previous prime is 22022446112207. The next prime is 22022446112291. The reversal of 22022446112213 is 31221164422022.

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 10180196372164 + 11842249740049 = 3190642^2 + 3441257^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022446112213 - 2¹⁰ = 22022446111189 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 22022446112213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022446112203) 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, 109022010356 + ... + 109022010557.

It is an arithmetic number, because the mean of its divisors is an integer number (5560122533307).

Almost surely, 2^{22022446112213} is an apocalyptic number.

It is an amenable number.

22022446112213 is a deficient number, since it is larger than the sum of its proper divisors (218044021015).

22022446112213 is a wasteful number, since it uses less digits than its factorization.

22022446112213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218044021014.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 22022446112213 in words is "twenty-two trillion, twenty-two billion, four hundred forty-six million, one hundred twelve thousand, two hundred thirteen".