20411202203321 has 32 divisors (see below), whose sum is σ = 21497038295040. Its totient is φ = 19359439516800.

The previous prime is 20411202203317. The next prime is 20411202203333. The reversal of 20411202203321 is 12330220211402.

It is a cyclic number.

It is not a de Polignac number, because 20411202203321 - 2² = 20411202203317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20411202203221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191978186 + ... + 192084476.

It is an arithmetic number, because the mean of its divisors is an integer number (671782446720).

Almost surely, 2^{20411202203321} is an apocalyptic number.

It is an amenable number.

20411202203321 is a deficient number, since it is larger than the sum of its proper divisors (1085836091719).

20411202203321 is a wasteful number, since it uses less digits than its factorization.

20411202203321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107045.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20411202203321 its reverse (12330220211402), we get a palindrome (32741422414723).

The spelling of 20411202203321 in words is "twenty trillion, four hundred eleven billion, two hundred two million, two hundred three thousand, three hundred twenty-one".