224402101204421 has 16 divisors (see below), whose sum is σ = 256542978507648. Its totient is φ = 192282089457600.

The previous prime is 224402101204399. The next prime is 224402101204423. The reversal of 224402101204421 is 124402101204422.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224402101204421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224402101204423) 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, 397641371 + ... + 398205303.

It is an arithmetic number, because the mean of its divisors is an integer number (16033936156728).

Almost surely, 2^{224402101204421} is an apocalyptic number.

It is an amenable number.

224402101204421 is a deficient number, since it is larger than the sum of its proper divisors (32140877303227).

224402101204421 is a wasteful number, since it uses less digits than its factorization.

224402101204421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582332.

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 224402101204421 its reverse (124402101204422), we get a palindrome (348804202408843).

Subtracting from 224402101204421 its reverse (124402101204422), we obtain a palindrome (99999999999999).

The spelling of 224402101204421 in words is "two hundred twenty-four trillion, four hundred two billion, one hundred one million, two hundred four thousand, four hundred twenty-one".