212440013322 has 8 divisors (see below), whose sum is σ = 424880026656. Its totient is φ = 70813337772.

The previous prime is 212440013287. The next prime is 212440013323. The reversal of 212440013322 is 223310044212.

It is a happy number.

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

212440013322 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 212440013292 and 212440013301.

It is not an unprimeable number, because it can be changed into a prime (212440013323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17703334438 + ... + 17703334449.

It is an arithmetic number, because the mean of its divisors is an integer number (53110003332).

Almost surely, 2^212440013322 is an apocalyptic number.

212440013322 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.

212440013322 is a wasteful number, since it uses less digits than its factorization.

212440013322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35406668892.

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

Adding to 212440013322 its reverse (223310044212), we get a palindrome (435750057534).

The spelling of 212440013322 in words is "two hundred twelve billion, four hundred forty million, thirteen thousand, three hundred twenty-two".