133400224330221 has 8 divisors (see below), whose sum is σ = 177871688515840. Its totient is φ = 88931121515712.

The previous prime is 133400224330187. The next prime is 133400224330229. The reversal of 133400224330221 is 122033422004331.

It is a happy number.

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

It is not a de Polignac number, because 133400224330221 - 2¹⁵ = 133400224297453 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133400224330229) 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, 590210956 + ... + 590436933.

It is an arithmetic number, because the mean of its divisors is an integer number (22233961064480).

Almost surely, 2^{133400224330221} is an apocalyptic number.

It is an amenable number.

133400224330221 is a deficient number, since it is larger than the sum of its proper divisors (44471464185619).

133400224330221 is a wasteful number, since it uses less digits than its factorization.

133400224330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180685555.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 133400224330221 its reverse (122033422004331), we get a palindrome (255433646334552).

The spelling of 133400224330221 in words is "one hundred thirty-three trillion, four hundred billion, two hundred twenty-four million, three hundred thirty thousand, two hundred twenty-one".