2110212120 has 64 divisors (see below), whose sum is σ = 6501748320. Its totient is φ = 547513344.

The previous prime is 2110212107. The next prime is 2110212127. The reversal of 2110212120 is 212120112.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2110212096 and 2110212105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110212127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233197 + ... + 242076.

Almost surely, 2^2110212120 is an apocalyptic number.

2110212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110212120 is an abundant number, since it is smaller than the sum of its proper divisors (4391536200).

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

2110212120 is a wasteful number, since it uses less digits than its factorization.

2110212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475324 (or 475320 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2110212120 is about 45937.0451814219. The cubic root of 2110212120 is about 1282.6515915033.

Adding to 2110212120 its reverse (212120112), we get a palindrome (2322332232).

The spelling of 2110212120 in words is "two billion, one hundred ten million, two hundred twelve thousand, one hundred twenty".