2002100111002 has 8 divisors (see below), whose sum is σ = 3003162556212. Its totient is φ = 1001045925600.

The previous prime is 2002100110993. The next prime is 2002100111069. The reversal of 2002100111002 is 2001110012002.

It can be written as a sum of positive squares in 2 ways, for example, as 1996374010761 + 5726100241 = 1412931^2 + 75671^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2002100111002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1418499 + ... + 2452822.

Almost surely, 2^{2002100111002} is an apocalyptic number.

2002100111002 is a deficient number, since it is larger than the sum of its proper divisors (1001062445210).

2002100111002 is a wasteful number, since it uses less digits than its factorization.

2002100111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4129904.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2002100111002 its reverse (2001110012002), we get a palindrome (4003210123004).

The spelling of 2002100111002 in words is "two trillion, two billion, one hundred million, one hundred eleven thousand, two".