20132320033 has 8 divisors (see below), whose sum is σ = 23010524352. Its totient is φ = 17254655376.

The previous prime is 20132319997. The next prime is 20132320081. The reversal of 20132320033 is 33002323102.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-20132320033 is a prime.

It is a super-2 number, since 2×20132320033² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132320093) 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, 51535 + ... + 207172.

It is an arithmetic number, because the mean of its divisors is an integer number (2876315544).

Almost surely, 2^20132320033 is an apocalyptic number.

It is an amenable number.

20132320033 is a deficient number, since it is larger than the sum of its proper divisors (2878204319).

20132320033 is a wasteful number, since it uses less digits than its factorization.

20132320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269831.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20132320033 its reverse (33002323102), we get a palindrome (53134643135).

The spelling of 20132320033 in words is "twenty billion, one hundred thirty-two million, three hundred twenty thousand, thirty-three".