441320312213 has 4 divisors (see below), whose sum is σ = 481440340608. Its totient is φ = 401200283820.

The previous prime is 441320312161. The next prime is 441320312221. The reversal of 441320312213 is 312213023144.

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 441320312213 - 2¹⁶ = 441320246677 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 (441320312243) 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, 20060014181 + ... + 20060014202.

It is an arithmetic number, because the mean of its divisors is an integer number (120360085152).

Almost surely, 2^441320312213 is an apocalyptic number.

It is an amenable number.

441320312213 is a deficient number, since it is larger than the sum of its proper divisors (40120028395).

441320312213 is a wasteful number, since it uses less digits than its factorization.

441320312213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40120028394.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 441320312213 its reverse (312213023144), we get a palindrome (753533335357).

The spelling of 441320312213 in words is "four hundred forty-one billion, three hundred twenty million, three hundred twelve thousand, two hundred thirteen".