210112120 has 16 divisors (see below), whose sum is σ = 472752360. Its totient is φ = 84044832.

The previous prime is 210112117. The next prime is 210112139. The reversal of 210112120 is 21211012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 210112097 and 210112106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2626362 + ... + 2626441.

Almost surely, 2^210112120 is an apocalyptic number.

210112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210112120 is an abundant number, since it is smaller than the sum of its proper divisors (262640240).

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

210112120 is a wasteful number, since it uses less digits than its factorization.

210112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5252814 (or 5252810 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 210112120 is about 14495.2447374993. The cubic root of 210112120 is about 594.4979593971.

Adding to 210112120 its reverse (21211012), we get a palindrome (231323132).

The spelling of 210112120 in words is "two hundred ten million, one hundred twelve thousand, one hundred twenty".