224031421111 has 4 divisors (see below), whose sum is σ = 224231987512. Its totient is φ = 223830854712.

The previous prime is 224031421069. The next prime is 224031421169. The reversal of 224031421111 is 111124130422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224031421111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224031421171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100281525 + ... + 100283758.

It is an arithmetic number, because the mean of its divisors is an integer number (56057996878).

Almost surely, 2^224031421111 is an apocalyptic number.

224031421111 is a deficient number, since it is larger than the sum of its proper divisors (200566401).

224031421111 is a wasteful number, since it uses less digits than its factorization.

224031421111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200566400.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 224031421111 its reverse (111124130422), we get a palindrome (335155551533).

The spelling of 224031421111 in words is "two hundred twenty-four billion, thirty-one million, four hundred twenty-one thousand, one hundred eleven".