442311115322 has 4 divisors (see below), whose sum is σ = 663466672986. Its totient is φ = 221155557660.

The previous prime is 442311115313. The next prime is 442311115343. The reversal of 442311115322 is 223511113244.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 435202770601 + 7108344721 = 659699^2 + 84311^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110577778829 + ... + 110577778832.

Almost surely, 2^442311115322 is an apocalyptic number.

442311115322 is a deficient number, since it is larger than the sum of its proper divisors (221155557664).

442311115322 is a wasteful number, since it uses less digits than its factorization.

442311115322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221155557663.

The product of its digits is 5760, while the sum is 29.

Adding to 442311115322 its reverse (223511113244), we get a palindrome (665822228566).

The spelling of 442311115322 in words is "four hundred forty-two billion, three hundred eleven million, one hundred fifteen thousand, three hundred twenty-two".