202221132 has 48 divisors (see below), whose sum is σ = 486205440. Its totient is φ = 65368512.

The previous prime is 202221127. The next prime is 202221139. The reversal of 202221132 is 231122202.

It is a happy number.

202221132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×202221132² = 81786772454722848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202221139) 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, 185493 + ... + 186579.

It is an arithmetic number, because the mean of its divisors is an integer number (10129280).

Almost surely, 2^202221132 is an apocalyptic number.

It is an amenable number.

202221132 is an abundant number, since it is smaller than the sum of its proper divisors (283984308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202221132 is a wasteful number, since it uses less digits than its factorization.

202221132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550 (or 1548 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 202221132 is about 14220.4476722781. The cubic root of 202221132 is about 586.9604590534.

Adding to 202221132 its reverse (231122202), we get a palindrome (433343334).

The spelling of 202221132 in words is "two hundred two million, two hundred twenty-one thousand, one hundred thirty-two".