11440142033021 has 8 divisors (see below), whose sum is σ = 12323392599840. Its totient is φ = 10557354272112.

The previous prime is 11440142032993. The next prime is 11440142033027. The reversal of 11440142033021 is 12033024104411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11440142033021 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 (11440142033027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115650131 + ... + 115749008.

It is an arithmetic number, because the mean of its divisors is an integer number (1540424074980).

Almost surely, 2^{11440142033021} is an apocalyptic number.

It is an amenable number.

11440142033021 is a deficient number, since it is larger than the sum of its proper divisors (883250566819).

11440142033021 is a wasteful number, since it uses less digits than its factorization.

11440142033021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231402955.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 11440142033021 its reverse (12033024104411), we get a palindrome (23473166137432).

The spelling of 11440142033021 in words is "eleven trillion, four hundred forty billion, one hundred forty-two million, thirty-three thousand, twenty-one".