20333240001 has 32 divisors (see below), whose sum is σ = 30416440320. Its totient is φ = 13423802112.

The previous prime is 20333239981. The next prime is 20333240009. The reversal of 20333240001 is 10004233302.

It is not a de Polignac number, because 20333240001 - 2¹⁹ = 20332715713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20333240009) 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, 4778791 + ... + 4783043.

It is an arithmetic number, because the mean of its divisors is an integer number (950513760).

Almost surely, 2^20333240001 is an apocalyptic number.

It is an amenable number.

20333240001 is a deficient number, since it is larger than the sum of its proper divisors (10083200319).

20333240001 is a wasteful number, since it uses less digits than its factorization.

20333240001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5942 (or 5936 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20333240001 its reverse (10004233302), we get a palindrome (30337473303).

The spelling of 20333240001 in words is "twenty billion, three hundred thirty-three million, two hundred forty thousand, one".