1222422200044 has 12 divisors (see below), whose sum is σ = 2140035012864. Its totient is φ = 610983624944.

The previous prime is 1222422200039. The next prime is 1222422200047. The reversal of 1222422200044 is 4400022242221.

It is a junction number, because it is equal to n+sod(n) for n = 1222422199991 and 1222422200018.

It is not an unprimeable number, because it can be changed into a prime (1222422200047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56856679 + ... + 56878174.

It is an arithmetic number, because the mean of its divisors is an integer number (178336251072).

Almost surely, 2^{1222422200044} is an apocalyptic number.

It is an amenable number.

1222422200044 is a deficient number, since it is larger than the sum of its proper divisors (917612812820).

1222422200044 is a wasteful number, since it uses less digits than its factorization.

1222422200044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113737544 (or 113737542 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 1222422200044 its reverse (4400022242221), we get a palindrome (5622444442265).

The spelling of 1222422200044 in words is "one trillion, two hundred twenty-two billion, four hundred twenty-two million, two hundred thousand, forty-four".