133133300221 has 8 divisors (see below), whose sum is σ = 133696975104. Its totient is φ = 132570061200.

The previous prime is 133133300213. The next prime is 133133300227. The reversal of 133133300221 is 122003331331.

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 133133300221 - 2³ = 133133300213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133133300192 and 133133300201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133133300227) 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, 510655 + ... + 725971.

It is an arithmetic number, because the mean of its divisors is an integer number (16712121888).

Almost surely, 2^133133300221 is an apocalyptic number.

It is an amenable number.

133133300221 is a deficient number, since it is larger than the sum of its proper divisors (563674883).

133133300221 is a wasteful number, since it uses less digits than its factorization.

133133300221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217931.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 133133300221 its reverse (122003331331), we get a palindrome (255136631552).

The spelling of 133133300221 in words is "one hundred thirty-three billion, one hundred thirty-three million, three hundred thousand, two hundred twenty-one".