133003210221 has 120 divisors (see below), whose sum is σ = 246722794560. Its totient is φ = 70984771200.

The previous prime is 133003210189. The next prime is 133003210231. The reversal of 133003210221 is 122012300331.

It is not a de Polignac number, because 133003210221 - 2⁵ = 133003210189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133003210194 and 133003210203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133003210231) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 5341761 + ... + 5366601.

It is an arithmetic number, because the mean of its divisors is an integer number (2056023288).

Almost surely, 2^133003210221 is an apocalyptic number.

It is an amenable number.

133003210221 is a deficient number, since it is larger than the sum of its proper divisors (113719584339).

133003210221 is a wasteful number, since it uses less digits than its factorization.

133003210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24957 (or 24941 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 133003210221 its reverse (122012300331), we get a palindrome (255015510552).

The spelling of 133003210221 in words is "one hundred thirty-three billion, three million, two hundred ten thousand, two hundred twenty-one".