20331022322 has 16 divisors (see below), whose sum is σ = 32858692440. Its totient is φ = 9378899712.

The previous prime is 20331022307. The next prime is 20331022331. The reversal of 20331022322 is 22322013302.

It can be written as a sum of positive squares in 4 ways, for example, as 15835453921 + 4495568401 = 125839^2 + 67049^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20331022294 and 20331022303.

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, 139943 + ... + 245450.

Almost surely, 2^20331022322 is an apocalyptic number.

20331022322 is a deficient number, since it is larger than the sum of its proper divisors (12527670118).

20331022322 is a wasteful number, since it uses less digits than its factorization.

20331022322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387437.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20331022322 its reverse (22322013302), we get a palindrome (42653035624).

The spelling of 20331022322 in words is "twenty billion, three hundred thirty-one million, twenty-two thousand, three hundred twenty-two".