212144331122224 has 40 divisors (see below), whose sum is σ = 436069574205440. Its totient is φ = 99698164711488.

The previous prime is 212144331122209. The next prime is 212144331122233. The reversal of 212144331122224 is 422221133441212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212144331122224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2747375544 + ... + 2747452759.

It is an arithmetic number, because the mean of its divisors is an integer number (10901739355136).

Almost surely, 2^{212144331122224} is an apocalyptic number.

It is an amenable number.

212144331122224 is an abundant number, since it is smaller than the sum of its proper divisors (223925243083216).

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

212144331122224 is a wasteful number, since it uses less digits than its factorization.

212144331122224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5494828457 (or 5494828451 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

Adding to 212144331122224 its reverse (422221133441212), we get a palindrome (634365464563436).

The spelling of 212144331122224 in words is "two hundred twelve trillion, one hundred forty-four billion, three hundred thirty-one million, one hundred twenty-two thousand, two hundred twenty-four".