22120331313 has 8 divisors (see below), whose sum is σ = 29544022368. Its totient is φ = 14721763904.

The previous prime is 22120331293. The next prime is 22120331339. The reversal of 22120331313 is 31313302122.

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 22120331313 - 2¹² = 22120327217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22120331313.

It is not an unprimeable number, because it can be changed into a prime (22120331393) 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, 6278856 + ... + 6282377.

It is an arithmetic number, because the mean of its divisors is an integer number (3693002796).

Almost surely, 2^22120331313 is an apocalyptic number.

It is an amenable number.

22120331313 is a deficient number, since it is larger than the sum of its proper divisors (7423691055).

22120331313 is a wasteful number, since it uses less digits than its factorization.

22120331313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12561823.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 22120331313 its reverse (31313302122), we get a palindrome (53433633435).

The spelling of 22120331313 in words is "twenty-two billion, one hundred twenty million, three hundred thirty-one thousand, three hundred thirteen".