2102102002002 has 16 divisors (see below), whose sum is σ = 4251442252320. Its totient is φ = 692827625952.

The previous prime is 2102102002001. The next prime is 2102102002027. The reversal of 2102102002002 is 2002002012012.

It is not an unprimeable number, because it can be changed into a prime (2102102002001) 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, 1968259768 + ... + 1968260835.

It is an arithmetic number, because the mean of its divisors is an integer number (265715140770).

Almost surely, 2^{2102102002002} is an apocalyptic number.

2102102002002 is an abundant number, since it is smaller than the sum of its proper divisors (2149340250318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102102002002 is a wasteful number, since it uses less digits than its factorization.

2102102002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3936520697.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2102102002002 its reverse (2002002012012), we get a palindrome (4104104014014).

The spelling of 2102102002002 in words is "two trillion, one hundred two billion, one hundred two million, two thousand, two".