2002001012002 has 32 divisors (see below), whose sum is σ = 3019067028864. Its totient is φ = 995662886400.

The previous prime is 2002001011999. The next prime is 2002001012051. The reversal of 2002001012002 is 2002101002002.

It is a self number, because there is not a number n which added to its sum of digits gives 2002001012002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855189352 + ... + 855191692.

It is an arithmetic number, because the mean of its divisors is an integer number (94345844652).

Almost surely, 2^{2002001012002} is an apocalyptic number.

2002001012002 is a deficient number, since it is larger than the sum of its proper divisors (1017066016862).

2002001012002 is a wasteful number, since it uses less digits than its factorization.

2002001012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5194.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2002001012002 its reverse (2002101002002), we get a palindrome (4004102014004).

The spelling of 2002001012002 in words is "two trillion, two billion, one million, twelve thousand, two".