104324331021 has 4 divisors (see below), whose sum is σ = 139099108032. Its totient is φ = 69549554012.

The previous prime is 104324330987. The next prime is 104324331029. The reversal of 104324331021 is 120133423401.

It is a happy number.

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 cyclic number.

It is not a de Polignac number, because 104324331021 - 2⁷ = 104324330893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104324330982 and 104324331000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104324331029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17387388501 + ... + 17387388506.

It is an arithmetic number, because the mean of its divisors is an integer number (34774777008).

Almost surely, 2^104324331021 is an apocalyptic number.

It is an amenable number.

104324331021 is a deficient number, since it is larger than the sum of its proper divisors (34774777011).

104324331021 is an equidigital number, since it uses as much as digits as its factorization.

104324331021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34774777010.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 104324331021 its reverse (120133423401), we get a palindrome (224457754422).

The spelling of 104324331021 in words is "one hundred four billion, three hundred twenty-four million, three hundred thirty-one thousand, twenty-one".