20003231022322 has 4 divisors (see below), whose sum is σ = 30004846533486. Its totient is φ = 10001615511160.

The previous prime is 20003231022251. The next prime is 20003231022349. The reversal of 20003231022322 is 22322013230002.

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., 10609931629521 + 9393299392801 = 3257289^2 + 3064849^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20003231022293 and 20003231022302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000807755579 + ... + 5000807755582.

Almost surely, 2^{20003231022322} is an apocalyptic number.

20003231022322 is a deficient number, since it is larger than the sum of its proper divisors (10001615511164).

20003231022322 is a wasteful number, since it uses less digits than its factorization.

20003231022322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001615511163.

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

Adding to 20003231022322 its reverse (22322013230002), we get a palindrome (42325244252324).

The spelling of 20003231022322 in words is "twenty trillion, three billion, two hundred thirty-one million, twenty-two thousand, three hundred twenty-two".