1442113131123 has 128 divisors (see below), whose sum is σ = 2606607360000. Its totient is φ = 786850122240.

The previous prime is 1442113131101. The next prime is 1442113131143. The reversal of 1442113131123 is 3211313112441.

1442113131123 is a `hidden beast` number, since 14 + 4 + 211 + 313 + 1 + 123 = 666.

It is not a de Polignac number, because 1442113131123 - 2⁸ = 1442113130867 is a prime.

It is a super-2 number, since 2×1442113131123² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1442113131143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 17805543 + ... + 17886351.

It is an arithmetic number, because the mean of its divisors is an integer number (20364120000).

Almost surely, 2^{1442113131123} is an apocalyptic number.

1442113131123 is a deficient number, since it is larger than the sum of its proper divisors (1164494228877).

1442113131123 is an equidigital number, since it uses as much as digits as its factorization.

1442113131123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80927 (or 80907 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

Adding to 1442113131123 its reverse (3211313112441), we get a palindrome (4653426243564).

The spelling of 1442113131123 in words is "one trillion, four hundred forty-two billion, one hundred thirteen million, one hundred thirty-one thousand, one hundred twenty-three".