20013332333 has 4 divisors (see below), whose sum is σ = 20015400828. Its totient is φ = 20011263840.

The previous prime is 20013332257. The next prime is 20013332369. The reversal of 20013332333 is 33323331002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2820353449 + 17192978884 = 53107^2 + 131122^2 .

It is a cyclic number.

It is not a de Polignac number, because 20013332333 - 2¹⁰ = 20013331309 is a prime.

It is a super-2 number, since 2×20013332333² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20013332299 and 20013332308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013335333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1019666 + ... + 1039107.

It is an arithmetic number, because the mean of its divisors is an integer number (5003850207).

Almost surely, 2^20013332333 is an apocalyptic number.

It is an amenable number.

20013332333 is a deficient number, since it is larger than the sum of its proper divisors (2068495).

20013332333 is an equidigital number, since it uses as much as digits as its factorization.

20013332333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068494.

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 20013332333 its reverse (33323331002), we get a palindrome (53336663335).

The spelling of 20013332333 in words is "twenty billion, thirteen million, three hundred thirty-two thousand, three hundred thirty-three".