224031221403 has 8 divisors (see below), whose sum is σ = 325863594816. Its totient is φ = 135776497800.

The previous prime is 224031221389. The next prime is 224031221419. The reversal of 224031221403 is 304122130422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 224031221403 - 2¹⁰ = 224031220379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224031221903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3394412413 + ... + 3394412478.

It is an arithmetic number, because the mean of its divisors is an integer number (40732949352).

Almost surely, 2^224031221403 is an apocalyptic number.

224031221403 is a deficient number, since it is larger than the sum of its proper divisors (101832373413).

224031221403 is a wasteful number, since it uses less digits than its factorization.

224031221403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6788824905.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 224031221403 its reverse (304122130422), we get a palindrome (528153351825).

The spelling of 224031221403 in words is "two hundred twenty-four billion, thirty-one million, two hundred twenty-one thousand, four hundred three".