22212022313 has 8 divisors (see below), whose sum is σ = 24157478856. Its totient is φ = 20300400000.

The previous prime is 22212022303. The next prime is 22212022361. The reversal of 22212022313 is 31322021222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3659403049 + 18552619264 = 60493^2 + 136208^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22212022313 - 2⁶ = 22212022249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22212022303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8457188 + ... + 8459813.

It is an arithmetic number, because the mean of its divisors is an integer number (3019684857).

Almost surely, 2^22212022313 is an apocalyptic number.

It is an amenable number.

22212022313 is a deficient number, since it is larger than the sum of its proper divisors (1945456543).

22212022313 is a wasteful number, since it uses less digits than its factorization.

22212022313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16917115.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22212022313 its reverse (31322021222), we get a palindrome (53534043535).

The spelling of 22212022313 in words is "twenty-two billion, two hundred twelve million, twenty-two thousand, three hundred thirteen".