133310133221 has 8 divisors (see below), whose sum is σ = 133498251264. Its totient is φ = 133122129840.

The previous prime is 133310133217. The next prime is 133310133223. The reversal of 133310133221 is 122331013331.

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 133310133221 - 2² = 133310133217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133310133223) 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, 2446940 + ... + 2500826.

It is an arithmetic number, because the mean of its divisors is an integer number (16687281408).

Almost surely, 2^133310133221 is an apocalyptic number.

It is an amenable number.

133310133221 is a deficient number, since it is larger than the sum of its proper divisors (188118043).

133310133221 is a wasteful number, since it uses less digits than its factorization.

133310133221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57331.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 133310133221 its reverse (122331013331), we get a palindrome (255641146552).

The spelling of 133310133221 in words is "one hundred thirty-three billion, three hundred ten million, one hundred thirty-three thousand, two hundred twenty-one".