133102312330221 has 24 divisors (see below), whose sum is σ = 207057581026296. Its totient is φ = 81905341363200.

The previous prime is 133102312330201. The next prime is 133102312330279. The reversal of 133102312330221 is 122033213201331.

133102312330221 is a `hidden beast` number, since 1 + 3 + 3 + 10 + 2 + 312 + 330 + 2 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10686034102500 + 122416278227721 = 3268950^2 + 11064189^2 .

It is not a de Polignac number, because 133102312330221 - 2⁵ = 133102312330189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133102312330201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23656480 + ... + 28737321.

It is an arithmetic number, because the mean of its divisors is an integer number (8627399209429).

Almost surely, 2^{133102312330221} is an apocalyptic number.

It is an amenable number.

133102312330221 is a deficient number, since it is larger than the sum of its proper divisors (73955268696075).

133102312330221 is a wasteful number, since it uses less digits than its factorization.

133102312330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52415533 (or 52415530 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 133102312330221 its reverse (122033213201331), we get a palindrome (255135525531552).

The spelling of 133102312330221 in words is "one hundred thirty-three trillion, one hundred two billion, three hundred twelve million, three hundred thirty thousand, two hundred twenty-one".