13334125221 has 6 divisors (see below), whose sum is σ = 19260403110. Its totient is φ = 8889416808.

The previous prime is 13334125183. The next prime is 13334125223. The reversal of 13334125221 is 12252143331.

13334125221 is a `hidden beast` number, since 133 + 3 + 4 + 1 + 2 + 522 + 1 = 666.

13334125221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10968372900 + 2365752321 = 104730^2 + 48639^2 .

It is not a de Polignac number, because 13334125221 - 2¹³ = 13334117029 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13334125223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 740784726 + ... + 740784743.

It is an arithmetic number, because the mean of its divisors is an integer number (3210067185).

Almost surely, 2^13334125221 is an apocalyptic number.

It is an amenable number.

13334125221 is a deficient number, since it is larger than the sum of its proper divisors (5926277889).

13334125221 is a wasteful number, since it uses less digits than its factorization.

13334125221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481569475 (or 1481569472 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

Adding to 13334125221 its reverse (12252143331), we get a palindrome (25586268552).

The spelling of 13334125221 in words is "thirteen billion, three hundred thirty-four million, one hundred twenty-five thousand, two hundred twenty-one".