442414021320213 has 4 divisors (see below), whose sum is σ = 589885361760288. Its totient is φ = 294942680880140.

The previous prime is 442414021320181. The next prime is 442414021320263. The reversal of 442414021320213 is 312023120414244.

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 442414021320213 - 2⁵ = 442414021320181 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442414021320263) 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, 73735670220033 + ... + 73735670220038.

It is an arithmetic number, because the mean of its divisors is an integer number (147471340440072).

Almost surely, 2^{442414021320213} is an apocalyptic number.

It is an amenable number.

442414021320213 is a deficient number, since it is larger than the sum of its proper divisors (147471340440075).

442414021320213 is a wasteful number, since it uses less digits than its factorization.

442414021320213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147471340440074.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 442414021320213 its reverse (312023120414244), we get a palindrome (754437141734457).

The spelling of 442414021320213 in words is "four hundred forty-two trillion, four hundred fourteen billion, twenty-one million, three hundred twenty thousand, two hundred thirteen".