210025116 has 96 divisors (see below), whose sum is σ = 624852480. Its totient is φ = 59761152.

The previous prime is 210025111. The next prime is 210025117. The reversal of 210025116 is 611520012.

210025116 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210025116² = 88221098701626912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210025111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 266475 + ... + 267261.

It is an arithmetic number, because the mean of its divisors is an integer number (6508880).

Almost surely, 2^210025116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210025116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312426240).

210025116 is an abundant number, since it is smaller than the sum of its proper divisors (414827364).

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

210025116 is a wasteful number, since it uses less digits than its factorization.

210025116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160 (or 1152 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 210025116 is about 14492.2433046095. The cubic root of 210025116 is about 594.4158907672.

Adding to 210025116 its reverse (611520012), we get a palindrome (821545128).

The spelling of 210025116 in words is "two hundred ten million, twenty-five thousand, one hundred sixteen".