210616425220 has 24 divisors (see below), whose sum is σ = 442511496000. Its totient is φ = 84205236192.

The previous prime is 210616425181. The next prime is 210616425269. The reversal of 210616425220 is 22524616012.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2541570 + ... + 2623129.

It is an arithmetic number, because the mean of its divisors is an integer number (18437979000).

Almost surely, 2^210616425220 is an apocalyptic number.

210616425220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210616425220 is an abundant number, since it is smaller than the sum of its proper divisors (231895070780).

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

210616425220 is a wasteful number, since it uses less digits than its factorization.

210616425220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5166747 (or 5166745 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 210616425220 in words is "two hundred ten billion, six hundred sixteen million, four hundred twenty-five thousand, two hundred twenty".