200133232221 has 24 divisors (see below), whose sum is σ = 288982567296. Its totient is φ = 123144927360.

The previous prime is 200133232181. The next prime is 200133232237. The reversal of 200133232221 is 122232331002.

It is a happy number.

200133232221 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 200133232221 - 2⁶ = 200133232157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200133232291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6088396 + ... + 6121178.

It is an arithmetic number, because the mean of its divisors is an integer number (12040940304).

Almost surely, 2^200133232221 is an apocalyptic number.

It is an amenable number.

200133232221 is a deficient number, since it is larger than the sum of its proper divisors (88849335075).

200133232221 is a wasteful number, since it uses less digits than its factorization.

200133232221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44853 (or 44840 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 200133232221 its reverse (122232331002), we get a palindrome (322365563223).

The spelling of 200133232221 in words is "two hundred billion, one hundred thirty-three million, two hundred thirty-two thousand, two hundred twenty-one".