12244140120212 has 48 divisors (see below), whose sum is σ = 28769448124032. Its totient is φ = 4403486954880.

The previous prime is 12244140120193. The next prime is 12244140120217. The reversal of 12244140120212 is 21202104144221.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12244140120217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528984523 + ... + 1528992530.

It is an arithmetic number, because the mean of its divisors is an integer number (599363502584).

Almost surely, 2^{12244140120212} is an apocalyptic number.

It is an amenable number.

12244140120212 is an abundant number, since it is smaller than the sum of its proper divisors (16525308003820).

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

12244140120212 is a wasteful number, since it uses less digits than its factorization.

12244140120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057977088 (or 3057977086 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 12244140120212 its reverse (21202104144221), we get a palindrome (33446244264433).

The spelling of 12244140120212 in words is "twelve trillion, two hundred forty-four billion, one hundred forty million, one hundred twenty thousand, two hundred twelve".