212140022343 has 16 divisors (see below), whose sum is σ = 288497988576. Its totient is φ = 138610068480.

The previous prime is 212140022309. The next prime is 212140022351. The reversal of 212140022343 is 343220041212.

It is a happy number.

212140022343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212140022343 - 2⁶ = 212140022279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212140022443) 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 15 ways as a sum of consecutive naturals, for example, 562978 + ... + 860943.

It is an arithmetic number, because the mean of its divisors is an integer number (18031124286).

Almost surely, 2^212140022343 is an apocalyptic number.

212140022343 is a deficient number, since it is larger than the sum of its proper divisors (76357966233).

212140022343 is a wasteful number, since it uses less digits than its factorization.

212140022343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424914.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 212140022343 its reverse (343220041212), we get a palindrome (555360063555).

The spelling of 212140022343 in words is "two hundred twelve billion, one hundred forty million, twenty-two thousand, three hundred forty-three".