1300234221 has 32 divisors (see below), whose sum is σ = 2263040640. Its totient is φ = 727401600.

The previous prime is 1300234207. The next prime is 1300234231. The reversal of 1300234221 is 1224320031.

1300234221 is a `hidden beast` number, since 1 + 300 + 2 + 342 + 21 = 666.

It is not a de Polignac number, because 1300234221 - 2¹⁰ = 1300233197 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1300234194 and 1300234203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300234231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164520 + ... + 172241.

It is an arithmetic number, because the mean of its divisors is an integer number (70720020).

Almost surely, 2^1300234221 is an apocalyptic number.

1300234221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1300234221 is a deficient number, since it is larger than the sum of its proper divisors (962806419).

1300234221 is a wasteful number, since it uses less digits than its factorization.

1300234221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336794 (or 336788 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1300234221 is about 36058.7606692188. The cubic root of 1300234221 is about 1091.4584245436.

Adding to 1300234221 its reverse (1224320031), we get a palindrome (2524554252).

The spelling of 1300234221 in words is "one billion, three hundred million, two hundred thirty-four thousand, two hundred twenty-one".