20002022321 has 8 divisors (see below), whose sum is σ = 20433665664. Its totient is φ = 19570631920.

The previous prime is 20002022297. The next prime is 20002022387. The reversal of 20002022321 is 12322020002.

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

It is a cyclic number.

It is not a de Polignac number, because 20002022321 - 2²² = 19997828017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20002022296 and 20002022305.

It is not an unprimeable number, because it can be changed into a prime (20002022921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101186 + ... + 224148.

It is an arithmetic number, because the mean of its divisors is an integer number (2554208208).

Almost surely, 2^20002022321 is an apocalyptic number.

It is an amenable number.

20002022321 is a deficient number, since it is larger than the sum of its proper divisors (431643343).

20002022321 is a wasteful number, since it uses less digits than its factorization.

20002022321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126471.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 20002022321 its reverse (12322020002), we get a palindrome (32324042323).

The spelling of 20002022321 in words is "twenty billion, two million, twenty-two thousand, three hundred twenty-one".