20020321322 has 8 divisors (see below), whose sum is σ = 30478698336. Its totient is φ = 9860755212.

The previous prime is 20020321271. The next prime is 20020321339. The reversal of 20020321322 is 22312302002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20020321322² (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 20020321322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74702558 + ... + 74702825.

It is an arithmetic number, because the mean of its divisors is an integer number (3809837292).

Almost surely, 2^20020321322 is an apocalyptic number.

20020321322 is a deficient number, since it is larger than the sum of its proper divisors (10458377014).

20020321322 is a wasteful number, since it uses less digits than its factorization.

20020321322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149405452.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20020321322 its reverse (22312302002), we get a palindrome (42332623324).

The spelling of 20020321322 in words is "twenty billion, twenty million, three hundred twenty-one thousand, three hundred twenty-two".