1110002144021 has 8 divisors (see below), whose sum is σ = 1112873865984. Its totient is φ = 1107132906880.

The previous prime is 1110002144003. The next prime is 1110002144051. The reversal of 1110002144021 is 1204412000111.

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-1110002144021 is a prime.

It is a super-3 number, since 3×1110002144021³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110002144051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275045 + ... + 1515141.

It is an arithmetic number, because the mean of its divisors is an integer number (139109233248).

Almost surely, 2^{1110002144021} is an apocalyptic number.

It is an amenable number.

1110002144021 is a deficient number, since it is larger than the sum of its proper divisors (2871721963).

1110002144021 is a wasteful number, since it uses less digits than its factorization.

1110002144021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242411.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1110002144021 its reverse (1204412000111), we get a palindrome (2314414144132).

The spelling of 1110002144021 in words is "one trillion, one hundred ten billion, two million, one hundred forty-four thousand, twenty-one".