10013123121002 has 32 divisors (see below), whose sum is σ = 15685124418432. Its totient is φ = 4785094505664.

The previous prime is 10013123120983. The next prime is 10013123121013. The reversal of 10013123121002 is 20012132131001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365468768 + ... + 365496164.

It is an arithmetic number, because the mean of its divisors is an integer number (490160138076).

Almost surely, 2^{10013123121002} is an apocalyptic number.

10013123121002 is a deficient number, since it is larger than the sum of its proper divisors (5672001297430).

10013123121002 is a wasteful number, since it uses less digits than its factorization.

10013123121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33422.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10013123121002 its reverse (20012132131001), we get a palindrome (30025255252003).

Subtracting 10013123121002 from its reverse (20012132131001), we obtain a palindrome (9999009009999).

The spelling of 10013123121002 in words is "ten trillion, thirteen billion, one hundred twenty-three million, one hundred twenty-one thousand, two".