212442241224 has 64 divisors (see below), whose sum is σ = 538492328640. Its totient is φ = 69829585920.

The previous prime is 212442241217. The next prime is 212442241241. The reversal of 212442241224 is 422142244212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212442241191 and 212442241200.

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, 11461084 + ... + 11479604.

It is an arithmetic number, because the mean of its divisors is an integer number (8413942635).

Almost surely, 2^212442241224 is an apocalyptic number.

212442241224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212442241224 is an abundant number, since it is smaller than the sum of its proper divisors (326050087416).

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

212442241224 is a wasteful number, since it uses less digits than its factorization.

212442241224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25150 (or 25146 counting only the distinct ones).

The product of its digits is 16384, while the sum is 30.

Adding to 212442241224 its reverse (422142244212), we get a palindrome (634584485436).

The spelling of 212442241224 in words is "two hundred twelve billion, four hundred forty-two million, two hundred forty-one thousand, two hundred twenty-four".