4244213031013 has 4 divisors (see below), whose sum is σ = 4261122246528. Its totient is φ = 4227303815500.

The previous prime is 4244213031011. The next prime is 4244213031017. The reversal of 4244213031013 is 3101303124424.

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 not a de Polignac number, because 4244213031013 - 2¹ = 4244213031011 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 (4244213031011) by changing a digit.

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, 8454607381 + ... + 8454607882.

It is an arithmetic number, because the mean of its divisors is an integer number (1065280561632).

Almost surely, 2^{4244213031013} is an apocalyptic number.

It is an amenable number.

4244213031013 is a deficient number, since it is larger than the sum of its proper divisors (16909215515).

4244213031013 is a wasteful number, since it uses less digits than its factorization.

4244213031013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16909215514.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 4244213031013 its reverse (3101303124424), we get a palindrome (7345516155437).

The spelling of 4244213031013 in words is "four trillion, two hundred forty-four billion, two hundred thirteen million, thirty-one thousand, thirteen".