1442323111041 has 20 divisors (see below), whose sum is σ = 2154738890304. Its totient is φ = 961478472600.

The previous prime is 1442323111037. The next prime is 1442323111043. The reversal of 1442323111041 is 1401113232441.

It is a happy number.

1442323111041 is a `hidden beast` number, since 1 + 4 + 423 + 231 + 1 + 1 + 0 + 4 + 1 = 666.

It is not a de Polignac number, because 1442323111041 - 2² = 1442323111037 is a prime.

It is a super-2 number, since 2×1442323111041² (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 a junction number, because it is equal to n+sod(n) for n = 1442323110996 and 1442323111014.

It is not an unprimeable number, because it can be changed into a prime (1442323111043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 476596 + ... + 1764026.

Almost surely, 2^{1442323111041} is an apocalyptic number.

It is an amenable number.

1442323111041 is a deficient number, since it is larger than the sum of its proper divisors (712415779263).

1442323111041 is a wasteful number, since it uses less digits than its factorization.

1442323111041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301274 (or 1301265 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1442323111041 its reverse (1401113232441), we get a palindrome (2843436343482).

The spelling of 1442323111041 in words is "one trillion, four hundred forty-two billion, three hundred twenty-three million, one hundred eleven thousand, forty-one".