212140514434 has 8 divisors (see below), whose sum is σ = 318724845840. Its totient is φ = 105898899156.

The previous prime is 212140514381. The next prime is 212140514441. The reversal of 212140514434 is 434415041212.

It is a happy number.

212140514434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 212140514396 and 212140514405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85677484 + ... + 85679959.

It is an arithmetic number, because the mean of its divisors is an integer number (39840605730).

Almost surely, 2^212140514434 is an apocalyptic number.

212140514434 is a deficient number, since it is larger than the sum of its proper divisors (106584331406).

212140514434 is a wasteful number, since it uses less digits than its factorization.

212140514434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171358064.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 212140514434 its reverse (434415041212), we get a palindrome (646555555646).

The spelling of 212140514434 in words is "two hundred twelve billion, one hundred forty million, five hundred fourteen thousand, four hundred thirty-four".