2201322132 has 36 divisors (see below), whose sum is σ = 5565976416. Its totient is φ = 733573200.

The previous prime is 2201322113. The next prime is 2201322139. The reversal of 2201322132 is 2312231022.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201322139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188257 + ... + 199607.

It is an arithmetic number, because the mean of its divisors is an integer number (154610456).

Almost surely, 2^2201322132 is an apocalyptic number.

It is an amenable number.

2201322132 is an abundant number, since it is smaller than the sum of its proper divisors (3364654284).

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

2201322132 is a wasteful number, since it uses less digits than its factorization.

2201322132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16748 (or 16743 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2201322132 is about 46918.2494558354. The cubic root of 2201322132 is about 1300.8519330968.

Adding to 2201322132 its reverse (2312231022), we get a palindrome (4513553154).

The spelling of 2201322132 in words is "two billion, two hundred one million, three hundred twenty-two thousand, one hundred thirty-two".