20002001233 has 8 divisors (see below), whose sum is σ = 21208425120. Its totient is φ = 18810946080.

The previous prime is 20002001213. The next prime is 20002001269. The reversal of 20002001233 is 33210020002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20002001233 - 2²⁵ = 19968446801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002001203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3839503 + ... + 3844708.

It is an arithmetic number, because the mean of its divisors is an integer number (2651053140).

Almost surely, 2^20002001233 is an apocalyptic number.

It is an amenable number.

20002001233 is a deficient number, since it is larger than the sum of its proper divisors (1206423887).

20002001233 is a wasteful number, since it uses less digits than its factorization.

20002001233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7684367.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 20002001233 its reverse (33210020002), we get a palindrome (53212021235).

The spelling of 20002001233 in words is "twenty billion, two million, one thousand, two hundred thirty-three".