210020112320 has 56 divisors (see below), whose sum is σ = 506961276144. Its totient is φ = 82857240576.

The previous prime is 210020112319. The next prime is 210020112371. The reversal of 210020112320 is 23211020012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210020112295 and 210020112304.

It is a congruent number.

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, 4471934 + ... + 4518653.

Almost surely, 2^210020112320 is an apocalyptic number.

210020112320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210020112320 is an abundant number, since it is smaller than the sum of its proper divisors (296941163824).

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

210020112320 is an equidigital number, since it uses as much as digits as its factorization.

210020112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8990677 (or 8990667 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 210020112320 its reverse (23211020012), we get a palindrome (233231132332).

The spelling of 210020112320 in words is "two hundred ten billion, twenty million, one hundred twelve thousand, three hundred twenty".