1002012102002 has 16 divisors (see below), whose sum is σ = 1516914241920. Its totient is φ = 496374669648.

The previous prime is 1002012101953. The next prime is 1002012102011. The reversal of 1002012102002 is 2002012102001.

It is a happy number.

1002012102002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3086423 + ... + 3395589.

It is an arithmetic number, because the mean of its divisors is an integer number (94807140120).

Almost surely, 2^{1002012102002} is an apocalyptic number.

1002012102002 is a deficient number, since it is larger than the sum of its proper divisors (514902139918).

1002012102002 is a wasteful number, since it uses less digits than its factorization.

1002012102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324145.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002012102002 its reverse (2002012102001), we get a palindrome (3004024204003).

Subtracting 1002012102002 from its reverse (2002012102001), we obtain a palindrome (999999999999).

The spelling of 1002012102002 in words is "one trillion, two billion, twelve million, one hundred two thousand, two".