442201122203111 has 4 divisors (see below), whose sum is σ = 449696056477800. Its totient is φ = 434706187928424.

The previous prime is 442201122203047. The next prime is 442201122203143. The reversal of 442201122203111 is 111302221102244.

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

It is a cyclic number.

It is not a de Polignac number, because 442201122203111 - 2⁶ = 442201122203047 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 (442201122203411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3747467137256 + ... + 3747467137373.

It is an arithmetic number, because the mean of its divisors is an integer number (112424014119450).

Almost surely, 2^{442201122203111} is an apocalyptic number.

442201122203111 is a deficient number, since it is larger than the sum of its proper divisors (7494934274689).

442201122203111 is an equidigital number, since it uses as much as digits as its factorization.

442201122203111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494934274688.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 442201122203111 its reverse (111302221102244), we get a palindrome (553503343305355).

The spelling of 442201122203111 in words is "four hundred forty-two trillion, two hundred one billion, one hundred twenty-two million, two hundred three thousand, one hundred eleven".