22420202442424 has 64 divisors (see below), whose sum is σ = 42505190058240. Its totient is φ = 11086276481280.

The previous prime is 22420202442371. The next prime is 22420202442427. The reversal of 22420202442424 is 42424420202422.

It is a self number, because there is not a number n which added to its sum of digits gives 22420202442424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420202442427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266348167 + ... + 266432329.

It is an arithmetic number, because the mean of its divisors is an integer number (664143594660).

Almost surely, 2^{22420202442424} is an apocalyptic number.

It is an amenable number.

22420202442424 is a deficient number, since it is larger than the sum of its proper divisors (20084987615816).

22420202442424 is a wasteful number, since it uses less digits than its factorization.

22420202442424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85340 (or 85336 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 22420202442424 its reverse (42424420202422), we get a palindrome (64844622644846).

The spelling of 22420202442424 in words is "twenty-two trillion, four hundred twenty billion, two hundred two million, four hundred forty-two thousand, four hundred twenty-four".