20330333133 has 32 divisors (see below), whose sum is σ = 31411193472. Its totient is φ = 11559475200.

The previous prime is 20330333119. The next prime is 20330333141. The reversal of 20330333133 is 33133303302.

It is a happy number.

It is not a de Polignac number, because 20330333133 - 2⁴ = 20330333117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330333143) 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, 117703 + ... + 233483.

It is an arithmetic number, because the mean of its divisors is an integer number (981599796).

Almost surely, 2^20330333133 is an apocalyptic number.

It is an amenable number.

20330333133 is a deficient number, since it is larger than the sum of its proper divisors (11080860339).

20330333133 is a wasteful number, since it uses less digits than its factorization.

20330333133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116125.

The product of its (nonzero) digits is 4374, while the sum is 24.

Adding to 20330333133 its reverse (33133303302), we get a palindrome (53463636435).

The spelling of 20330333133 in words is "twenty billion, three hundred thirty million, three hundred thirty-three thousand, one hundred thirty-three".