1104220321 has 4 divisors (see below), whose sum is σ = 1162337200. Its totient is φ = 1046103444.

The previous prime is 1104220291. The next prime is 1104220333. The reversal of 1104220321 is 1230224011.

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-1104220321 is a prime.

It is a super-4 number, since 4×1104220321⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1104220295 and 1104220304.

It is not an unprimeable number, because it can be changed into a prime (1104220361) 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, 29058411 + ... + 29058448.

It is an arithmetic number, because the mean of its divisors is an integer number (290584300).

Almost surely, 2^1104220321 is an apocalyptic number.

It is an amenable number.

1104220321 is a deficient number, since it is larger than the sum of its proper divisors (58116879).

1104220321 is an equidigital number, since it uses as much as digits as its factorization.

1104220321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58116878.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1104220321 is about 33229.8107277186. The cubic root of 1104220321 is about 1033.5985984148.

Adding to 1104220321 its reverse (1230224011), we get a palindrome (2334444332).

The spelling of 1104220321 in words is "one billion, one hundred four million, two hundred twenty thousand, three hundred twenty-one".