20332320033 has 8 divisors (see below), whose sum is σ = 28536589600. Its totient is φ = 12841465248.

The previous prime is 20332320017. The next prime is 20332320049. The reversal of 20332320033 is 33002323302.

It is an interprime number because it is at equal distance from previous prime (20332320017) and next prime (20332320049).

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

It is not a de Polignac number, because 20332320033 - 2⁴ = 20332320017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20332319991 and 20332320009.

It is not an unprimeable number, because it can be changed into a prime (20332320733) 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, 178353628 + ... + 178353741.

It is an arithmetic number, because the mean of its divisors is an integer number (3567073700).

Almost surely, 2^20332320033 is an apocalyptic number.

It is an amenable number.

20332320033 is a deficient number, since it is larger than the sum of its proper divisors (8204269567).

20332320033 is a wasteful number, since it uses less digits than its factorization.

20332320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356707391.

The product of its (nonzero) digits is 1944, while the sum is 21.

Adding to 20332320033 its reverse (33002323302), we get a palindrome (53334643335).

The spelling of 20332320033 in words is "twenty billion, three hundred thirty-two million, three hundred twenty thousand, thirty-three".