212340432344424 has 32 divisors (see below), whose sum is σ = 530946506519520. Its totient is φ = 70767420693696.

The previous prime is 212340432344399. The next prime is 212340432344441. The reversal of 212340432344424 is 424443234043212.

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, 795077527 + ... + 795344550.

It is an arithmetic number, because the mean of its divisors is an integer number (16592078328735).

Almost surely, 2^{212340432344424} is an apocalyptic number.

212340432344424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212340432344424 is an abundant number, since it is smaller than the sum of its proper divisors (318606074175096).

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

212340432344424 is a wasteful number, since it uses less digits than its factorization.

212340432344424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590427649 (or 1590427645 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 42.

Adding to 212340432344424 its reverse (424443234043212), we get a palindrome (636783666387636).

The spelling of 212340432344424 in words is "two hundred twelve trillion, three hundred forty billion, four hundred thirty-two million, three hundred forty-four thousand, four hundred twenty-four".