10002002112221 has 8 divisors (see below), whose sum is σ = 11437455565824. Its totient is φ = 8568197660880.

The previous prime is 10002002112187. The next prime is 10002002112233. The reversal of 10002002112221 is 12221120020001.

10002002112221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10002002112221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10002002112196 and 10002002112205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002002112241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412237565 + ... + 412261826.

It is an arithmetic number, because the mean of its divisors is an integer number (1429681945728).

Almost surely, 2^{10002002112221} is an apocalyptic number.

It is an amenable number.

10002002112221 is a deficient number, since it is larger than the sum of its proper divisors (1435453453603).

10002002112221 is an equidigital number, since it uses as much as digits as its factorization.

10002002112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824501131.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10002002112221 its reverse (12221120020001), we get a palindrome (22223122132222).

The spelling of 10002002112221 in words is "ten trillion, two billion, two million, one hundred twelve thousand, two hundred twenty-one".