2223144222044 has 24 divisors (see below), whose sum is σ = 4128869047968. Its totient is φ = 1043769369600.

The previous prime is 2223144221957. The next prime is 2223144222077. The reversal of 2223144222044 is 4402224413222.

It is a self number, because there is not a number n which added to its sum of digits gives 2223144222044.

It is a congruent number.

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, 37722632 + ... + 37781519.

It is an arithmetic number, because the mean of its divisors is an integer number (172036210332).

Almost surely, 2^{2223144222044} is an apocalyptic number.

It is an amenable number.

2223144222044 is a deficient number, since it is larger than the sum of its proper divisors (1905724825924).

2223144222044 is a wasteful number, since it uses less digits than its factorization.

2223144222044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75504605 (or 75504603 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 2223144222044 its reverse (4402224413222), we get a palindrome (6625368635266).

The spelling of 2223144222044 in words is "two trillion, two hundred twenty-three billion, one hundred forty-four million, two hundred twenty-two thousand, forty-four".