1304223101 has 8 divisors (see below), whose sum is σ = 1339953720. Its totient is φ = 1268517888.

The previous prime is 1304223077. The next prime is 1304223133. The reversal of 1304223101 is 1013224031.

It can be written as a sum of positive squares in 4 ways, for example, as 756195001 + 548028100 = 27499^2 + 23410^2 .

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 1304223101 - 2²⁶ = 1237114237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1304223101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304223181) 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, 148505 + ... + 157041.

It is an arithmetic number, because the mean of its divisors is an integer number (167494215).

Almost surely, 2^1304223101 is an apocalyptic number.

It is an amenable number.

1304223101 is a deficient number, since it is larger than the sum of its proper divisors (35730619).

1304223101 is an equidigital number, since it uses as much as digits as its factorization.

1304223101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12703.

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

The square root of 1304223101 is about 36114.0291438106. The cubic root of 1304223101 is about 1092.5734165116.

Adding to 1304223101 its reverse (1013224031), we get a palindrome (2317447132).

The spelling of 1304223101 in words is "one billion, three hundred four million, two hundred twenty-three thousand, one hundred one".