20320121002322 has 16 divisors (see below), whose sum is σ = 30505508838144. Its totient is φ = 10151621550000.

The previous prime is 20320121002283. The next prime is 20320121002331. The reversal of 20320121002322 is 22320012102302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20320121002294 and 20320121002303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10793672 + ... + 12535692.

It is an arithmetic number, because the mean of its divisors is an integer number (1906594302384).

Almost surely, 2^{20320121002322} is an apocalyptic number.

20320121002322 is a deficient number, since it is larger than the sum of its proper divisors (10185387835822).

20320121002322 is a wasteful number, since it uses less digits than its factorization.

20320121002322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746865.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20320121002322 its reverse (22320012102302), we get a palindrome (42640133104624).

The spelling of 20320121002322 in words is "twenty trillion, three hundred twenty billion, one hundred twenty-one million, two thousand, three hundred twenty-two".