210344012 has 24 divisors (see below), whose sum is σ = 371498400. Its totient is φ = 104206976.

The previous prime is 210344011. The next prime is 210344023. The reversal of 210344012 is 210443012.

It is a super-2 number, since 2×210344012² = 88489206768512288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210344011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250289 + ... + 251127.

It is an arithmetic number, because the mean of its divisors is an integer number (15479100).

Almost surely, 2^210344012 is an apocalyptic number.

It is an amenable number.

210344012 is a deficient number, since it is larger than the sum of its proper divisors (161154388).

210344012 is a wasteful number, since it uses less digits than its factorization.

210344012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345 (or 1343 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 210344012 is about 14503.2414307975. The cubic root of 210344012 is about 594.7165865366.

Adding to 210344012 its reverse (210443012), we get a palindrome (420787024).

The spelling of 210344012 in words is "two hundred ten million, three hundred forty-four thousand, twelve".