221001002002113 has 16 divisors (see below), whose sum is σ = 295318041895296. Its totient is φ = 147008993189760.

The previous prime is 221001002002097. The next prime is 221001002002139. The reversal of 221001002002113 is 311200200100122.

It is not a de Polignac number, because 221001002002113 - 2⁴ = 221001002002097 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 221001002002092 and 221001002002101.

It is not an unprimeable number, because it can be changed into a prime (221001002002013) 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, 77267523 + ... + 80076663.

It is an arithmetic number, because the mean of its divisors is an integer number (18457377618456).

Almost surely, 2^{221001002002113} is an apocalyptic number.

It is an amenable number.

221001002002113 is a deficient number, since it is larger than the sum of its proper divisors (74317039893183).

221001002002113 is a wasteful number, since it uses less digits than its factorization.

221001002002113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866984.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 221001002002113 its reverse (311200200100122), we get a palindrome (532201202102235).

The spelling of 221001002002113 in words is "two hundred twenty-one trillion, one billion, two million, two thousand, one hundred thirteen".