442311042233 has 4 divisors (see below), whose sum is σ = 451721915520. Its totient is φ = 432900168948.

The previous prime is 442311042227. The next prime is 442311042281. The reversal of 442311042233 is 332240113244.

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 442311042233 - 2¹⁰ = 442311041209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442311042196 and 442311042205.

It is not an unprimeable number, because it can be changed into a prime (442371042233) 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, 4705436573 + ... + 4705436666.

It is an arithmetic number, because the mean of its divisors is an integer number (112930478880).

Almost surely, 2^442311042233 is an apocalyptic number.

It is an amenable number.

442311042233 is a deficient number, since it is larger than the sum of its proper divisors (9410873287).

442311042233 is an equidigital number, since it uses as much as digits as its factorization.

442311042233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9410873286.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 442311042233 its reverse (332240113244), we get a palindrome (774551155477).

The spelling of 442311042233 in words is "four hundred forty-two billion, three hundred eleven million, forty-two thousand, two hundred thirty-three".