224402241145 has 4 divisors (see below), whose sum is σ = 269282689380. Its totient is φ = 179521792912.

The previous prime is 224402241139. The next prime is 224402241181. The reversal of 224402241145 is 541142204422.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31807652409 + 192594588736 = 178347^2 + 438856^2 .

It is a cyclic number.

It is not a de Polignac number, because 224402241145 - 2¹⁵ = 224402208377 is a prime.

It is a super-2 number, since 2×224402241145² (a number of 24 digits) contains 22 as substring.

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, 22440224110 + ... + 22440224119.

It is an arithmetic number, because the mean of its divisors is an integer number (67320672345).

Almost surely, 2^224402241145 is an apocalyptic number.

It is an amenable number.

224402241145 is a deficient number, since it is larger than the sum of its proper divisors (44880448235).

224402241145 is an equidigital number, since it uses as much as digits as its factorization.

224402241145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44880448234.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 224402241145 its reverse (541142204422), we get a palindrome (765544445567).

The spelling of 224402241145 in words is "two hundred twenty-four billion, four hundred two million, two hundred forty-one thousand, one hundred forty-five".