212434310 has 32 divisors (see below), whose sum is σ = 421295904. Its totient is φ = 76480000.

The previous prime is 212434283. The next prime is 212434331. The reversal of 212434310 is 13434212.

212434310 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 2×212434310² = 90256672130352200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1550 + ... + 20670.

It is an arithmetic number, because the mean of its divisors is an integer number (13165497).

Almost surely, 2^212434310 is an apocalyptic number.

212434310 is a deficient number, since it is larger than the sum of its proper divisors (208861594).

212434310 is a wasteful number, since it uses less digits than its factorization.

212434310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19240.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 212434310 is about 14575.1264145461. The cubic root of 212434310 is about 596.6800995003.

Adding to 212434310 its reverse (13434212), we get a palindrome (225868522).

The spelling of 212434310 in words is "two hundred twelve million, four hundred thirty-four thousand, three hundred ten".