442143134103 has 16 divisors (see below), whose sum is σ = 644034748032. Its totient is φ = 267583260000.

The previous prime is 442143134089. The next prime is 442143134117. The reversal of 442143134103 is 301431341244.

It is an interprime number because it is at equal distance from previous prime (442143134089) and next prime (442143134117).

It is a de Polignac number, because none of the positive numbers 2^k-442143134103 is a prime.

It is a super-2 number, since 2×442143134103² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442143134803) 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, 9533413 + ... + 9579678.

It is an arithmetic number, because the mean of its divisors is an integer number (40252171752).

Almost surely, 2^442143134103 is an apocalyptic number.

442143134103 is a deficient number, since it is larger than the sum of its proper divisors (201891613929).

442143134103 is a wasteful number, since it uses less digits than its factorization.

442143134103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19113806.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 442143134103 its reverse (301431341244), we get a palindrome (743574475347).

The spelling of 442143134103 in words is "four hundred forty-two billion, one hundred forty-three million, one hundred thirty-four thousand, one hundred three".