2221132113 has 36 divisors (see below), whose sum is σ = 3370352128. Its totient is φ = 1408084560.

The previous prime is 2221132087. The next prime is 2221132141. The reversal of 2221132113 is 3112311222.

It is not a de Polignac number, because 2221132113 - 2⁶ = 2221132049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221132213) 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 35 ways as a sum of consecutive naturals, for example, 970056 + ... + 972342.

Almost surely, 2^2221132113 is an apocalyptic number.

It is an amenable number.

2221132113 is a deficient number, since it is larger than the sum of its proper divisors (1149220015).

2221132113 is a wasteful number, since it uses less digits than its factorization.

2221132113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442 (or 2380 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2221132113 is about 47128.8883064305. Note that the first 3 decimals coincide. The cubic root of 2221132113 is about 1304.7424638227.

Adding to 2221132113 its reverse (3112311222), we get a palindrome (5333443335).

The spelling of 2221132113 in words is "two billion, two hundred twenty-one million, one hundred thirty-two thousand, one hundred thirteen".