43421110224313 has 4 divisors (see below), whose sum is σ = 43421151342160. Its totient is φ = 43421069106468.

The previous prime is 43421110224253. The next prime is 43421110224329. The reversal of 43421110224313 is 31342201112434.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43421110224313 is a prime.

It is a super-2 number, since 2×43421110224313² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43421110224353) 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, 18931983 + ... + 21101236.

It is an arithmetic number, because the mean of its divisors is an integer number (10855287835540).

Almost surely, 2^{43421110224313} is an apocalyptic number.

It is an amenable number.

43421110224313 is a deficient number, since it is larger than the sum of its proper divisors (41117847).

43421110224313 is a wasteful number, since it uses less digits than its factorization.

43421110224313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41117846.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 43421110224313 its reverse (31342201112434), we get a palindrome (74763311336747).

The spelling of 43421110224313 in words is "forty-three trillion, four hundred twenty-one billion, one hundred ten million, two hundred twenty-four thousand, three hundred thirteen".