22400202011244 has 12 divisors (see below), whose sum is σ = 52267138026264. Its totient is φ = 7466734003744.

The previous prime is 22400202011227. The next prime is 22400202011287. The reversal of 22400202011244 is 44211020200422.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 933341750457 + ... + 933341750480.

It is an arithmetic number, because the mean of its divisors is an integer number (4355594835522).

Almost surely, 2^{22400202011244} is an apocalyptic number.

It is an amenable number.

22400202011244 is an abundant number, since it is smaller than the sum of its proper divisors (29866936015020).

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

22400202011244 is a wasteful number, since it uses less digits than its factorization.

22400202011244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866683500944 (or 1866683500942 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 22400202011244 its reverse (44211020200422), we get a palindrome (66611222211666).

The spelling of 22400202011244 in words is "twenty-two trillion, four hundred billion, two hundred two million, eleven thousand, two hundred forty-four".