20010033100321 has 16 divisors (see below), whose sum is σ = 23035330353600. Its totient is φ = 17190544896000.

The previous prime is 20010033100297. The next prime is 20010033100331. The reversal of 20010033100321 is 12300133001002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20010033100321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20010033100295 and 20010033100304.

It is not an unprimeable number, because it can be changed into a prime (20010033100331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119294976 + ... + 119462593.

It is an arithmetic number, because the mean of its divisors is an integer number (1439708147100).

Almost surely, 2^{20010033100321} is an apocalyptic number.

It is an amenable number.

20010033100321 is a deficient number, since it is larger than the sum of its proper divisors (3025297253279).

20010033100321 is a wasteful number, since it uses less digits than its factorization.

20010033100321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238758000.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20010033100321 its reverse (12300133001002), we get a palindrome (32310166101323).

The spelling of 20010033100321 in words is "twenty trillion, ten billion, thirty-three million, one hundred thousand, three hundred twenty-one".