20313322 has 16 divisors (see below), whose sum is σ = 30976992. Its totient is φ = 9989200.

The previous prime is 20313281. The next prime is 20313343. The reversal of 20313322 is 22331302.

It is a junction number, because it is equal to n+sod(n) for n = 20313296 and 20313305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45633 + ... + 46075.

It is an arithmetic number, because the mean of its divisors is an integer number (1936062).

Almost surely, 2^20313322 is an apocalyptic number.

20313322 is a deficient number, since it is larger than the sum of its proper divisors (10663670).

20313322 is a wasteful number, since it uses less digits than its factorization.

20313322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 20313322 is about 4507.0302861197. The cubic root of 20313322 is about 272.8519012282.

Adding to 20313322 its reverse (22331302), we get a palindrome (42644624).

The spelling of 20313322 in words is "twenty million, three hundred thirteen thousand, three hundred twenty-two".