212424320234 has 32 divisors (see below), whose sum is σ = 370826035200. Its totient is φ = 89384358960.

The previous prime is 212424320219. The next prime is 212424320243. The reversal of 212424320234 is 432023424212.

It is a junction number, because it is equal to n+sod(n) for n = 212424320197 and 212424320206.

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, 338522 + ... + 734469.

It is an arithmetic number, because the mean of its divisors is an integer number (11588313600).

Almost surely, 2^212424320234 is an apocalyptic number.

212424320234 is a deficient number, since it is larger than the sum of its proper divisors (158401714966).

212424320234 is a wasteful number, since it uses less digits than its factorization.

212424320234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073258.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 212424320234 its reverse (432023424212), we get a palindrome (644447744446).

The spelling of 212424320234 in words is "two hundred twelve billion, four hundred twenty-four million, three hundred twenty thousand, two hundred thirty-four".