20332322331 has 8 divisors (see below), whose sum is σ = 27112932864. Its totient is φ = 13553296680.

The previous prime is 20332322317. The next prime is 20332322393. The reversal of 20332322331 is 13322323302.

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

It is not a de Polignac number, because 20332322331 - 2⁶ = 20332322267 is a prime.

It is a super-2 number, since 2×20332322331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20332362331) 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, 365955 + ... + 417836.

It is an arithmetic number, because the mean of its divisors is an integer number (3389116608).

Almost surely, 2^20332322331 is an apocalyptic number.

20332322331 is a deficient number, since it is larger than the sum of its proper divisors (6780610533).

20332322331 is an equidigital number, since it uses as much as digits as its factorization.

20332322331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792441.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 20332322331 its reverse (13322323302), we get a palindrome (33654645633).

The spelling of 20332322331 in words is "twenty billion, three hundred thirty-two million, three hundred twenty-two thousand, three hundred thirty-one".