20333121201 has 32 divisors (see below), whose sum is σ = 32022345600. Its totient is φ = 12707136000.

The previous prime is 20333121143. The next prime is 20333121203. The reversal of 20333121201 is 10212133302.

It is not a de Polignac number, because 20333121201 - 2¹⁰ = 20333120177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20333121203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26965 + ... + 203453.

It is an arithmetic number, because the mean of its divisors is an integer number (1000698300).

Almost surely, 2^20333121201 is an apocalyptic number.

It is an amenable number.

20333121201 is a deficient number, since it is larger than the sum of its proper divisors (11689224399).

20333121201 is a wasteful number, since it uses less digits than its factorization.

20333121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176766 (or 176760 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20333121201 its reverse (10212133302), we get a palindrome (30545254503).

The spelling of 20333121201 in words is "twenty billion, three hundred thirty-three million, one hundred twenty-one thousand, two hundred one".