212140014 has 8 divisors (see below), whose sum is σ = 424280040. Its totient is φ = 70713336.

The previous prime is 212140013. The next prime is 212140031. The reversal of 212140014 is 410041212.

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

212140014 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212139975 and 212140002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212140013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17678329 + ... + 17678340.

It is an arithmetic number, because the mean of its divisors is an integer number (53035005).

Almost surely, 2^212140014 is an apocalyptic number.

212140014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212140014 is a wasteful number, since it uses less digits than its factorization.

212140014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35356674.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 212140014 is about 14565.0270854537. The cubic root of 212140014 is about 596.4044351181.

Adding to 212140014 its reverse (410041212), we get a palindrome (622181226).

The spelling of 212140014 in words is "two hundred twelve million, one hundred forty thousand, fourteen".