210020220430 has 16 divisors (see below), whose sum is σ = 380355641424. Its totient is φ = 83492700480.

The previous prime is 210020220379. The next prime is 210020220491. The reversal of 210020220430 is 34022020012.

210020220430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 64421751 + ... + 64425010.

It is an arithmetic number, because the mean of its divisors is an integer number (23772227589).

Almost surely, 2^210020220430 is an apocalyptic number.

210020220430 is a deficient number, since it is larger than the sum of its proper divisors (170335420994).

210020220430 is a wasteful number, since it uses less digits than its factorization.

210020220430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128846931.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 210020220430 its reverse (34022020012), we get a palindrome (244042240442).

The spelling of 210020220430 in words is "two hundred ten billion, twenty million, two hundred twenty thousand, four hundred thirty".