133003330221 has 16 divisors (see below), whose sum is σ = 178683456384. Its totient is φ = 87997888704.

The previous prime is 133003330181. The next prime is 133003330223. The reversal of 133003330221 is 122033300331.

It is not a de Polignac number, because 133003330221 - 2³⁴ = 115823461037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133003330223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59040 + ... + 519126.

It is an arithmetic number, because the mean of its divisors is an integer number (11167716024).

Almost surely, 2^133003330221 is an apocalyptic number.

It is an amenable number.

133003330221 is a deficient number, since it is larger than the sum of its proper divisors (45680126163).

133003330221 is a wasteful number, since it uses less digits than its factorization.

133003330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460820.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 133003330221 its reverse (122033300331), we get a palindrome (255036630552).

The spelling of 133003330221 in words is "one hundred thirty-three billion, three million, three hundred thirty thousand, two hundred twenty-one".