210201321996 has 48 divisors (see below), whose sum is σ = 545876352000. Its totient is φ = 69950112336.

The previous prime is 210201321977. The next prime is 210201321997. The reversal of 210201321996 is 699123102012.

210201321996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 210201321996.

It is not an unprimeable number, because it can be changed into a prime (210201321997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1559940 + ... + 1689323.

It is an arithmetic number, because the mean of its divisors is an integer number (11372424000).

Almost surely, 2^210201321996 is an apocalyptic number.

It is an amenable number.

210201321996 is an abundant number, since it is smaller than the sum of its proper divisors (335675030004).

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

210201321996 is a wasteful number, since it uses less digits than its factorization.

210201321996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249875 (or 3249867 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 210201321996 in words is "two hundred ten billion, two hundred one million, three hundred twenty-one thousand, nine hundred ninety-six".