22321113213 has 8 divisors (see below), whose sum is σ = 34013124928. Its totient is φ = 12754921824.

The previous prime is 22321113167. The next prime is 22321113233. The reversal of 22321113213 is 31231112322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22321113213 - 2⁹ = 22321112701 is a prime.

It is a super-3 number, since 3×22321113213³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1062910153 = 22321113213 / (2 + 2 + 3 + 2 + 1 + 1 + 1 + 3 + 2 + 1 + 3).

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 22321113213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22321113233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531455056 + ... + 531455097.

It is an arithmetic number, because the mean of its divisors is an integer number (4251640616).

Almost surely, 2^22321113213 is an apocalyptic number.

It is an amenable number.

22321113213 is a deficient number, since it is larger than the sum of its proper divisors (11692011715).

22321113213 is a wasteful number, since it uses less digits than its factorization.

22321113213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062910163.

The product of its digits is 432, while the sum is 21.

Adding to 22321113213 its reverse (31231112322), we get a palindrome (53552225535).

The spelling of 22321113213 in words is "twenty-two billion, three hundred twenty-one million, one hundred thirteen thousand, two hundred thirteen".