2002104012043 has 4 divisors (see below), whose sum is σ = 2020815264600. Its totient is φ = 1983392759488.

The previous prime is 2002104012037. The next prime is 2002104012109. The reversal of 2002104012043 is 3402104012002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002104012043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2002104012043.

It is not an unprimeable number, because it can be changed into a prime (2002104016043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9355626118 + ... + 9355626331.

It is an arithmetic number, because the mean of its divisors is an integer number (505203816150).

Almost surely, 2^{2002104012043} is an apocalyptic number.

2002104012043 is a deficient number, since it is larger than the sum of its proper divisors (18711252557).

2002104012043 is a wasteful number, since it uses less digits than its factorization.

2002104012043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18711252556.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2002104012043 its reverse (3402104012002), we get a palindrome (5404208024045).

It can be divided in two parts, 200210 and 4012043, that added together give a triangular number (4212253 = T₂₉₀₂).

The spelling of 2002104012043 in words is "two trillion, two billion, one hundred four million, twelve thousand, forty-three".