210851012012 has 12 divisors (see below), whose sum is σ = 372571691856. Its totient is φ = 104401957200.

The previous prime is 210851012011. The next prime is 210851012023. The reversal of 210851012012 is 210210158012.

210851012012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (210851012011) 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, 255886739 + ... + 255887562.

It is an arithmetic number, because the mean of its divisors is an integer number (31047640988).

Almost surely, 2^210851012012 is an apocalyptic number.

It is an amenable number.

210851012012 is a deficient number, since it is larger than the sum of its proper divisors (161720679844).

210851012012 is a wasteful number, since it uses less digits than its factorization.

210851012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511774408 (or 511774406 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 23.

The spelling of 210851012012 in words is "two hundred ten billion, eight hundred fifty-one million, twelve thousand, twelve".