2002000020102 has 12 divisors (see below), whose sum is σ = 4337666710260. Its totient is φ = 667333340028.

The previous prime is 2002000020089. The next prime is 2002000020131. The reversal of 2002000020102 is 2010200002002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55611111652 + ... + 55611111687.

It is an arithmetic number, because the mean of its divisors is an integer number (361472225855).

Almost surely, 2^{2002000020102} is an apocalyptic number.

2002000020102 is an abundant number, since it is smaller than the sum of its proper divisors (2335666690158).

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

2002000020102 is a wasteful number, since it uses less digits than its factorization.

2002000020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111222223347 (or 111222223344 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 2002000020102 its reverse (2010200002002), we get a palindrome (4012200022104).

The spelling of 2002000020102 in words is "two trillion, two billion, twenty thousand, one hundred two".