1002102111201 has 8 divisors (see below), whose sum is σ = 1406459103520. Its totient is φ = 632906596512.

The previous prime is 1002102111173. The next prime is 1002102111203. The reversal of 1002102111201 is 1021112012001.

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

It is not a de Polignac number, because 1002102111201 - 2¹¹ = 1002102109153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002102111203) 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, 8790369340 + ... + 8790369453.

It is an arithmetic number, because the mean of its divisors is an integer number (175807387940).

Almost surely, 2^{1002102111201} is an apocalyptic number.

It is an amenable number.

1002102111201 is a deficient number, since it is larger than the sum of its proper divisors (404356992319).

1002102111201 is a wasteful number, since it uses less digits than its factorization.

1002102111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17580738815.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1002102111201 its reverse (1021112012001), we get a palindrome (2023214123202).

The spelling of 1002102111201 in words is "one trillion, two billion, one hundred two million, one hundred eleven thousand, two hundred one".