20322210322 has 4 divisors (see below), whose sum is σ = 30483315486. Its totient is φ = 10161105160.

The previous prime is 20322210269. The next prime is 20322210341. The reversal of 20322210322 is 22301222302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13229370361 + 7092839961 = 115019^2 + 84219^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20322210322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5080552579 + ... + 5080552582.

Almost surely, 2^20322210322 is an apocalyptic number.

20322210322 is a deficient number, since it is larger than the sum of its proper divisors (10161105164).

20322210322 is a wasteful number, since it uses less digits than its factorization.

20322210322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10161105163.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20322210322 its reverse (22301222302), we get a palindrome (42623432624).

The spelling of 20322210322 in words is "twenty billion, three hundred twenty-two million, two hundred ten thousand, three hundred twenty-two".