442012330214 has 64 divisors (see below), whose sum is σ = 833058680832. Its totient is φ = 171236764800.

The previous prime is 442012330157. The next prime is 442012330217. The reversal of 442012330214 is 412033210244.

It is a super-2 number, since 2×442012330214² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442012330217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2432459 + ... + 2607849.

It is an arithmetic number, because the mean of its divisors is an integer number (13016541888).

Almost surely, 2^442012330214 is an apocalyptic number.

442012330214 is a deficient number, since it is larger than the sum of its proper divisors (391046350618).

442012330214 is a wasteful number, since it uses less digits than its factorization.

442012330214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175701.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 442012330214 its reverse (412033210244), we get a palindrome (854045540458).

The spelling of 442012330214 in words is "four hundred forty-two billion, twelve million, three hundred thirty thousand, two hundred fourteen".