12225441044 has 6 divisors (see below), whose sum is σ = 21394521834. Its totient is φ = 6112720520.

The previous prime is 12225441031. The next prime is 12225441061. The reversal of 12225441044 is 44014452221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6526700944 + 5698740100 = 80788^2 + 75490^2 .

It is a super-2 number, since 2×12225441044² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12225440998 and 12225441016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1528180127 + ... + 1528180134.

It is an arithmetic number, because the mean of its divisors is an integer number (3565753639).

Almost surely, 2^12225441044 is an apocalyptic number.

It is an amenable number.

12225441044 is a deficient number, since it is larger than the sum of its proper divisors (9169080790).

12225441044 is a wasteful number, since it uses less digits than its factorization.

12225441044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056360265 (or 3056360263 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 12225441044 its reverse (44014452221), we get a palindrome (56239893265).

The spelling of 12225441044 in words is "twelve billion, two hundred twenty-five million, four hundred forty-one thousand, forty-four".