133101330221 has 8 divisors (see below), whose sum is σ = 141150692664. Its totient is φ = 125076398080.

The previous prime is 133101330217. The next prime is 133101330227. The reversal of 133101330221 is 122033101331.

It can be written as a sum of positive squares in 4 ways, for example, as 64907752900 + 68193577321 = 254770^2 + 261139^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 133101330221 - 2² = 133101330217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133101330193 and 133101330202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133101330227) 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, 6096350 + ... + 6118143.

It is an arithmetic number, because the mean of its divisors is an integer number (17643836583).

Almost surely, 2^133101330221 is an apocalyptic number.

It is an amenable number.

133101330221 is a deficient number, since it is larger than the sum of its proper divisors (8049362443).

133101330221 is a wasteful number, since it uses less digits than its factorization.

133101330221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12215151.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 133101330221 its reverse (122033101331), we get a palindrome (255134431552).

The spelling of 133101330221 in words is "one hundred thirty-three billion, one hundred one million, three hundred thirty thousand, two hundred twenty-one".