20333000011 has 4 divisors (see below), whose sum is σ = 20334812752. Its totient is φ = 20331187272.

The previous prime is 20333000003. The next prime is 20333000027. The reversal of 20333000011 is 11000033302.

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

It is a cyclic number.

It is not a de Polignac number, because 20333000011 - 2³ = 20333000003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20332999955 and 20333000000.

It is not an unprimeable number, because it can be changed into a prime (20333000711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 889440 + ... + 912013.

It is an arithmetic number, because the mean of its divisors is an integer number (5083703188).

Almost surely, 2^20333000011 is an apocalyptic number.

20333000011 is a deficient number, since it is larger than the sum of its proper divisors (1812741).

20333000011 is a wasteful number, since it uses less digits than its factorization.

20333000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812740.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 20333000011 its reverse (11000033302), we get a palindrome (31333033313).

The spelling of 20333000011 in words is "twenty billion, three hundred thirty-three million, eleven", and thus it is an aban number.