12240222244044 has 24 divisors (see below), whose sum is σ = 29802280247040. Its totient is φ = 3902679555984.

The previous prime is 12240222244037. The next prime is 12240222244079. The reversal of 12240222244044 is 44044222204221.

It is a junction number, because it is equal to n+sod(n) for n = 12240222243996 and 12240222244014.

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, 22174315384 + ... + 22174315935.

It is an arithmetic number, because the mean of its divisors is an integer number (1241761676960).

Almost surely, 2^{12240222244044} is an apocalyptic number.

It is an amenable number.

12240222244044 is an abundant number, since it is smaller than the sum of its proper divisors (17562058002996).

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

12240222244044 is a wasteful number, since it uses less digits than its factorization.

12240222244044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44348631349 (or 44348631347 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 33.

Adding to 12240222244044 its reverse (44044222204221), we get a palindrome (56284444448265).

The spelling of 12240222244044 in words is "twelve trillion, two hundred forty billion, two hundred twenty-two million, two hundred forty-four thousand, forty-four".