20321022322 has 32 divisors (see below), whose sum is σ = 31155632640. Its totient is φ = 9938423040.

The previous prime is 20321022299. The next prime is 20321022343. The reversal of 20321022322 is 22322012302.

20321022322 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×20321022322² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20321022322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10621638 + ... + 10623550.

It is an arithmetic number, because the mean of its divisors is an integer number (973613520).

Almost surely, 2^20321022322 is an apocalyptic number.

20321022322 is a deficient number, since it is larger than the sum of its proper divisors (10834610318).

20321022322 is a wasteful number, since it uses less digits than its factorization.

20321022322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538.

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

Adding to 20321022322 its reverse (22322012302), we get a palindrome (42643034624).

The spelling of 20321022322 in words is "twenty billion, three hundred twenty-one million, twenty-two thousand, three hundred twenty-two".