2124224212244 has 6 divisors (see below), whose sum is σ = 3717392371434. Its totient is φ = 1062112106120.

The previous prime is 2124224212171. The next prime is 2124224212247. The reversal of 2124224212244 is 4422124224212.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1348524787600 + 775699424644 = 1161260^2 + 880738^2 .

It is a super-4 number, since 4×2124224212244⁴ (a number of 50 digits) contains 4444 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2124224212244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124224212247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265528026527 + ... + 265528026534.

It is an arithmetic number, because the mean of its divisors is an integer number (619565395239).

Almost surely, 2^{2124224212244} is an apocalyptic number.

It is an amenable number.

2124224212244 is a deficient number, since it is larger than the sum of its proper divisors (1593168159190).

2124224212244 is a wasteful number, since it uses less digits than its factorization.

2124224212244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531056053065 (or 531056053063 counting only the distinct ones).

The product of its digits is 32768, while the sum is 32.

Adding to 2124224212244 its reverse (4422124224212), we get a palindrome (6546348436456).

The spelling of 2124224212244 in words is "two trillion, one hundred twenty-four billion, two hundred twenty-four million, two hundred twelve thousand, two hundred forty-four".