20320314322 has 48 divisors (see below), whose sum is σ = 38327365440. Its totient is φ = 7909181280.

The previous prime is 20320314247. The next prime is 20320314323. The reversal of 20320314322 is 22341302302.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 20320314293 and 20320314302.

It is not an unprimeable number, because it can be changed into a prime (20320314323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1886829 + ... + 1897567.

It is an arithmetic number, because the mean of its divisors is an integer number (798486780).

Almost surely, 2^20320314322 is an apocalyptic number.

20320314322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20320314322 is a deficient number, since it is larger than the sum of its proper divisors (18007051118).

20320314322 is a wasteful number, since it uses less digits than its factorization.

20320314322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11887 (or 11876 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20320314322 its reverse (22341302302), we get a palindrome (42661616624).

The spelling of 20320314322 in words is "twenty billion, three hundred twenty million, three hundred fourteen thousand, three hundred twenty-two".