2102002112002 has 64 divisors (see below), whose sum is σ = 3695179106304. Its totient is φ = 888780625920.

The previous prime is 2102002111991. The next prime is 2102002112011. The reversal of 2102002112002 is 2002112002012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1213708 + ... + 2382664.

It is an arithmetic number, because the mean of its divisors is an integer number (57737173536).

Almost surely, 2^{2102002112002} is an apocalyptic number.

2102002112002 is a deficient number, since it is larger than the sum of its proper divisors (1593176994302).

2102002112002 is a wasteful number, since it uses less digits than its factorization.

2102002112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169123.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2102002112002 its reverse (2002112002012), we get a palindrome (4104114114014).

The spelling of 2102002112002 in words is "two trillion, one hundred two billion, two million, one hundred twelve thousand, two".