210120112 has 40 divisors (see below), whose sum is σ = 415567152. Its totient is φ = 102892800.

The previous prime is 210120101. The next prime is 210120133. The reversal of 210120112 is 211021012.

It is a super-2 number, since 2×210120112² = 88300922933785088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449703 + ... + 450169.

Almost surely, 2^210120112 is an apocalyptic number.

It is an amenable number.

210120112 is a deficient number, since it is larger than the sum of its proper divisors (205447040).

210120112 is a wasteful number, since it uses less digits than its factorization.

210120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 991 counting only the distinct ones).

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

The square root of 210120112 is about 14495.5204114926. The cubic root of 210120112 is about 594.5054969084.

Adding to 210120112 its reverse (211021012), we get a palindrome (421141124).

The spelling of 210120112 in words is "two hundred ten million, one hundred twenty thousand, one hundred twelve".