2201132321 has 8 divisors (see below), whose sum is σ = 2210578944. Its totient is φ = 2191699440.

The previous prime is 2201132317. The next prime is 2201132327. The reversal of 2201132321 is 1232311022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2201132321 - 2² = 2201132317 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201132321.

It is not an unprimeable number, because it can be changed into a prime (2201132327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428450 + ... + 433556.

It is an arithmetic number, because the mean of its divisors is an integer number (276322368).

Almost surely, 2^2201132321 is an apocalyptic number.

It is an amenable number.

2201132321 is a deficient number, since it is larger than the sum of its proper divisors (9446623).

2201132321 is a wasteful number, since it uses less digits than its factorization.

2201132321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2201132321 is about 46916.2266278950. The cubic root of 2201132321 is about 1300.8145429757.

Adding to 2201132321 its reverse (1232311022), we get a palindrome (3433443343).

The spelling of 2201132321 in words is "two billion, two hundred one million, one hundred thirty-two thousand, three hundred twenty-one".