224240212013 has 4 divisors (see below), whose sum is σ = 224268190620. Its totient is φ = 224212233408.

The previous prime is 224240212003. The next prime is 224240212033. The reversal of 224240212013 is 310212042422.

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 71642946244 + 152597265769 = 267662^2 + 390637^2 .

It is a cyclic number.

It is not a de Polignac number, because 224240212013 - 2²⁴ = 224223434797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 224240212013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224240212003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13977278 + ... + 13993311.

It is an arithmetic number, because the mean of its divisors is an integer number (56067047655).

Almost surely, 2^224240212013 is an apocalyptic number.

It is an amenable number.

224240212013 is a deficient number, since it is larger than the sum of its proper divisors (27978607).

224240212013 is an equidigital number, since it uses as much as digits as its factorization.

224240212013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27978606.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 224240212013 its reverse (310212042422), we get a palindrome (534452254435).

The spelling of 224240212013 in words is "two hundred twenty-four billion, two hundred forty million, two hundred twelve thousand, thirteen".