20033232011 has 8 divisors (see below), whose sum is σ = 22157338224. Its totient is φ = 17992424160.

The previous prime is 20033231993. The next prime is 20033232019. The reversal of 20033232011 is 11023233002.

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 20033232011 - 2¹⁴ = 20033215627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20033232019) 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, 20824085 + ... + 20825046.

It is an arithmetic number, because the mean of its divisors is an integer number (2769667278).

Almost surely, 2^20033232011 is an apocalyptic number.

20033232011 is a deficient number, since it is larger than the sum of its proper divisors (2124106213).

20033232011 is a wasteful number, since it uses less digits than its factorization.

20033232011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41649181.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20033232011 its reverse (11023233002), we get a palindrome (31056465013).

Subtracting from 20033232011 its reverse (11023233002), we obtain a palindrome (9009999009).

The spelling of 20033232011 in words is "twenty billion, thirty-three million, two hundred thirty-two thousand, eleven".