20011302233 has 8 divisors (see below), whose sum is σ = 21551745600. Its totient is φ = 18471017808.

The previous prime is 20011302229. The next prime is 20011302253. The reversal of 20011302233 is 33220311002.

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 20011302233 - 2² = 20011302229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20011302253) 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, 412238 + ... + 458216.

It is an arithmetic number, because the mean of its divisors is an integer number (2693968200).

Almost surely, 2^20011302233 is an apocalyptic number.

It is an amenable number.

20011302233 is a deficient number, since it is larger than the sum of its proper divisors (1540443367).

20011302233 is a wasteful number, since it uses less digits than its factorization.

20011302233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79471.

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

Adding to 20011302233 its reverse (33220311002), we get a palindrome (53231613235).

The spelling of 20011302233 in words is "twenty billion, eleven million, three hundred two thousand, two hundred thirty-three".