210342012 has 24 divisors (see below), whose sum is σ = 491500800. Its totient is φ = 70013616.

The previous prime is 210342007. The next prime is 210342023. The reversal of 210342012 is 210243012.

It is a junction number, because it is equal to n+sod(n) for n = 210341982 and 210342000.

It is a congruent number.

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, 3562 + ... + 20817.

It is an arithmetic number, because the mean of its divisors is an integer number (20479200).

Almost surely, 2^210342012 is an apocalyptic number.

It is an amenable number.

210342012 is an abundant number, since it is smaller than the sum of its proper divisors (281158788).

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

210342012 is a wasteful number, since it uses less digits than its factorization.

210342012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25105 (or 25103 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 210342012 is about 14503.1724805299. The cubic root of 210342012 is about 594.7147016292.

Adding to 210342012 its reverse (210243012), we get a palindrome (420585024).

The spelling of 210342012 in words is "two hundred ten million, three hundred forty-two thousand, twelve".