1110111001001 has 8 divisors (see below), whose sum is σ = 1140802771680. Its totient is φ = 1079640832032.

The previous prime is 1110111000961. The next prime is 1110111001009. The reversal of 1110111001001 is 1001001110111.

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 1110111001001 - 2³⁸ = 835233094057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1110111001001.

It is not an unprimeable number, because it can be changed into a prime (1110111001009) 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, 55390271 + ... + 55410308.

It is an arithmetic number, because the mean of its divisors is an integer number (142600346460).

Almost surely, 2^{1110111001001} is an apocalyptic number.

It is an amenable number.

1110111001001 is a deficient number, since it is larger than the sum of its proper divisors (30691770679).

1110111001001 is a wasteful number, since it uses less digits than its factorization.

1110111001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110800855.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 1110111001001 its reverse (1001001110111), we get a palindrome (2111112111112).

The spelling of 1110111001001 in words is "one trillion, one hundred ten billion, one hundred eleven million, one thousand, one".