133144221304 has 8 divisors (see below), whose sum is σ = 249645414960. Its totient is φ = 66572110648.

The previous prime is 133144221299. The next prime is 133144221313. The reversal of 133144221304 is 403122441331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8321513824 + ... + 8321513839.

It is an arithmetic number, because the mean of its divisors is an integer number (31205676870).

Almost surely, 2^133144221304 is an apocalyptic number.

It is an amenable number.

133144221304 is a deficient number, since it is larger than the sum of its proper divisors (116501193656).

133144221304 is a wasteful number, since it uses less digits than its factorization.

133144221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16643027669 (or 16643027665 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 133144221304 its reverse (403122441331), we get a palindrome (536266662635).

The spelling of 133144221304 in words is "one hundred thirty-three billion, one hundred forty-four million, two hundred twenty-one thousand, three hundred four".