33123230320 has 40 divisors (see below), whose sum is σ = 77030074224. Its totient is φ = 13246098432.

The previous prime is 33123230293. The next prime is 33123230333. The reversal of 33123230320 is 2303232133.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 33123230291 and 33123230300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299227 + ... + 394693.

Almost surely, 2^33123230320 is an apocalyptic number.

It is an amenable number.

33123230320 is an abundant number, since it is smaller than the sum of its proper divisors (43906843904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33123230320 is a wasteful number, since it uses less digits than its factorization.

33123230320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99817 (or 99811 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 33123230320 its reverse (2303232133), we get a palindrome (35426462453).

The spelling of 33123230320 in words is "thirty-three billion, one hundred twenty-three million, two hundred thirty thousand, three hundred twenty".