1304221103 has 8 divisors (see below), whose sum is σ = 1340303472. Its totient is φ = 1268182656.

The previous prime is 1304221067. The next prime is 1304221117. The reversal of 1304221103 is 3011224031.

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

It is a cyclic number.

It is not a de Polignac number, because 1304221103 - 2¹⁰ = 1304220079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304221183) 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, 54551 + ... + 74727.

It is an arithmetic number, because the mean of its divisors is an integer number (167537934).

Almost surely, 2^1304221103 is an apocalyptic number.

1304221103 is a deficient number, since it is larger than the sum of its proper divisors (36082369).

1304221103 is a wasteful number, since it uses less digits than its factorization.

1304221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21961.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1304221103 is about 36114.0014814199. The cubic root of 1304221103 is about 1092.5728585900.

Adding to 1304221103 its reverse (3011224031), we get a palindrome (4315445134).

The spelling of 1304221103 in words is "one billion, three hundred four million, two hundred twenty-one thousand, one hundred three".