210034120 has 32 divisors (see below), whose sum is σ = 474216120. Its totient is φ = 83722240.

The previous prime is 210034093. The next prime is 210034127. The reversal of 210034120 is 21430012.

It can be written as a sum of positive squares in 4 ways, for example, as 157703364 + 52330756 = 12558^2 + 7234^2 .

It is a super-2 number, since 2×210034120² = 88228663128348800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210034120.

It is not an unprimeable number, because it can be changed into a prime (210034127) 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 7 ways as a sum of consecutive naturals, for example, 2760 + ... + 20680.

Almost surely, 2^210034120 is an apocalyptic number.

210034120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210034120 is an abundant number, since it is smaller than the sum of its proper divisors (264182000).

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

210034120 is a wasteful number, since it uses less digits than its factorization.

210034120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18225 (or 18221 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 210034120 is about 14492.5539502187. The cubic root of 210034120 is about 594.4243850595.

Adding to 210034120 its reverse (21430012), we get a palindrome (231464132).

The spelling of 210034120 in words is "two hundred ten million, thirty-four thousand, one hundred twenty".