212342004043430 has 48 divisors (see below), whose sum is σ = 387363410608176. Its totient is φ = 83807190973440.

The previous prime is 212342004043423. The next prime is 212342004043619. The reversal of 212342004043430 is 34340400243212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27734732 + ... + 34552848.

It is an arithmetic number, because the mean of its divisors is an integer number (8070071054337).

Almost surely, 2^{212342004043430} is an apocalyptic number.

212342004043430 is a deficient number, since it is larger than the sum of its proper divisors (175021406564746).

212342004043430 is an equidigital number, since it uses as much as digits as its factorization.

212342004043430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6818649 (or 6818552 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 212342004043430 its reverse (34340400243212), we get a palindrome (246682404286642).

The spelling of 212342004043430 in words is "two hundred twelve trillion, three hundred forty-two billion, four million, forty-three thousand, four hundred thirty".