1144120111001 has 8 divisors (see below), whose sum is σ = 1339457691264. Its totient is φ = 956755493280.

The previous prime is 1144120110979. The next prime is 1144120111003. The reversal of 1144120111001 is 1001110214411.

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

It is a cyclic number.

It is not a de Polignac number, because 1144120111001 - 2¹⁸ = 1144119848857 is a prime.

It is a super-2 number, since 2×1144120111001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1144120111003) 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, 1993240325 + ... + 1993240898.

It is an arithmetic number, because the mean of its divisors is an integer number (167432211408).

Almost surely, 2^{1144120111001} is an apocalyptic number.

It is an amenable number.

1144120111001 is a deficient number, since it is larger than the sum of its proper divisors (195337580263).

1144120111001 is an equidigital number, since it uses as much as digits as its factorization.

1144120111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3986481271.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1144120111001 its reverse (1001110214411), we get a palindrome (2145230325412).

The spelling of 1144120111001 in words is "one trillion, one hundred forty-four billion, one hundred twenty million, one hundred eleven thousand, one".