212322213122244 has 48 divisors (see below), whose sum is σ = 502439622128640. Its totient is φ = 69771958882560.

The previous prime is 212322213122207. The next prime is 212322213122287. The reversal of 212322213122244 is 442221312223212.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54728164 + ... + 58479195.

It is an arithmetic number, because the mean of its divisors is an integer number (10467492127680).

Almost surely, 2^{212322213122244} is an apocalyptic number.

It is an amenable number.

212322213122244 is an abundant number, since it is smaller than the sum of its proper divisors (290117409006396).

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

212322213122244 is a wasteful number, since it uses less digits than its factorization.

212322213122244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113209580 (or 113209578 counting only the distinct ones).

The product of its digits is 36864, while the sum is 33.

Adding to 212322213122244 its reverse (442221312223212), we get a palindrome (654543525345456).

The spelling of 212322213122244 in words is "two hundred twelve trillion, three hundred twenty-two billion, two hundred thirteen million, one hundred twenty-two thousand, two hundred forty-four".