1002000112221 has 8 divisors (see below), whose sum is σ = 1336546134144. Its totient is φ = 667727082560.

The previous prime is 1002000112159. The next prime is 1002000112229. The reversal of 1002000112221 is 1222110002001.

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 1002000112221 - 2⁷ = 1002000112093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002000112197 and 1002000112206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002000112229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68239500 + ... + 68254181.

It is an arithmetic number, because the mean of its divisors is an integer number (167068266768).

Almost surely, 2^{1002000112221} is an apocalyptic number.

It is an amenable number.

1002000112221 is a deficient number, since it is larger than the sum of its proper divisors (334546021923).

1002000112221 is a wasteful number, since it uses less digits than its factorization.

1002000112221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136496131.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002000112221 its reverse (1222110002001), we get a palindrome (2224110114222).

The spelling of 1002000112221 in words is "one trillion, two billion, one hundred twelve thousand, two hundred twenty-one".