1002221112001 has 8 divisors (see below), whose sum is σ = 1055741359680. Its totient is φ = 948778041168.

The previous prime is 1002221111999. The next prime is 1002221112041. The reversal of 1002221112001 is 1002111222001.

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 1002221112001 - 2¹ = 1002221111999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002221112041) 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, 19267546 + ... + 19319491.

It is an arithmetic number, because the mean of its divisors is an integer number (131967669960).

Almost surely, 2^{1002221112001} is an apocalyptic number.

It is an amenable number.

1002221112001 is a deficient number, since it is larger than the sum of its proper divisors (53520247679).

1002221112001 is a wasteful number, since it uses less digits than its factorization.

1002221112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38588423.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1002221112001 its reverse (1002111222001), we get a palindrome (2004332334002).

The spelling of 1002221112001 in words is "one trillion, two billion, two hundred twenty-one million, one hundred twelve thousand, one".