442234144111 has 16 divisors (see below), whose sum is σ = 492975970560. Its totient is φ = 394247295360.

The previous prime is 442234144103. The next prime is 442234144127. The reversal of 442234144111 is 111441432244.

It is a cyclic number.

It is not a de Polignac number, because 442234144111 - 2³ = 442234144103 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 (442234144181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1846806 + ... + 2072476.

It is an arithmetic number, because the mean of its divisors is an integer number (30810998160).

Almost surely, 2^442234144111 is an apocalyptic number.

442234144111 is a deficient number, since it is larger than the sum of its proper divisors (50741826449).

442234144111 is a wasteful number, since it uses less digits than its factorization.

442234144111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231774.

The product of its digits is 12288, while the sum is 31.

Adding to 442234144111 its reverse (111441432244), we get a palindrome (553675576355).

The spelling of 442234144111 in words is "four hundred forty-two billion, two hundred thirty-four million, one hundred forty-four thousand, one hundred eleven".