32304043121 has 4 divisors (see below), whose sum is σ = 36918906432. Its totient is φ = 27689179812.

The previous prime is 32304043103. The next prime is 32304043157. The reversal of 32304043121 is 12134040323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-32304043121 is a prime.

It is a super-4 number, since 4×32304043121⁴ (a number of 43 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32304043171) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2307431645 + ... + 2307431658.

It is an arithmetic number, because the mean of its divisors is an integer number (9229726608).

Almost surely, 2^32304043121 is an apocalyptic number.

It is an amenable number.

32304043121 is a deficient number, since it is larger than the sum of its proper divisors (4614863311).

32304043121 is an equidigital number, since it uses as much as digits as its factorization.

32304043121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4614863310.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 32304043121 its reverse (12134040323), we get a palindrome (44438083444).

The spelling of 32304043121 in words is "thirty-two billion, three hundred four million, forty-three thousand, one hundred twenty-one".