210020021196 has 48 divisors (see below), whose sum is σ = 495907776000. Its totient is φ = 69172411392.

The previous prime is 210020021153. The next prime is 210020021221. The reversal of 210020021196 is 691120020012.

210020021196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365745 + ... + 744183.

It is an arithmetic number, because the mean of its divisors is an integer number (10331412000).

Almost surely, 2^210020021196 is an apocalyptic number.

It is an amenable number.

210020021196 is an abundant number, since it is smaller than the sum of its proper divisors (285887754804).

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

210020021196 is a wasteful number, since it uses less digits than its factorization.

210020021196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378998 (or 378996 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The spelling of 210020021196 in words is "two hundred ten billion, twenty million, twenty-one thousand, one hundred ninety-six".