212140043322 has 16 divisors (see below), whose sum is σ = 446610617760. Its totient is φ = 66991592592.

The previous prime is 212140043221. The next prime is 212140043327. The reversal of 212140043322 is 223340041212.

It is a happy number.

212140043322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 212140043292 and 212140043301.

It is not an unprimeable number, because it can be changed into a prime (212140043327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930438673 + ... + 930438900.

It is an arithmetic number, because the mean of its divisors is an integer number (27913163610).

Almost surely, 2^212140043322 is an apocalyptic number.

212140043322 is an abundant number, since it is smaller than the sum of its proper divisors (234470574438).

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

212140043322 is a wasteful number, since it uses less digits than its factorization.

212140043322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860877597.

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

Adding to 212140043322 its reverse (223340041212), we get a palindrome (435480084534).

The spelling of 212140043322 in words is "two hundred twelve billion, one hundred forty million, forty-three thousand, three hundred twenty-two".