1110111110001 has 48 divisors (see below), whose sum is σ = 1679967662464. Its totient is φ = 705727613952.

The previous prime is 1110111109949. The next prime is 1110111110077. The reversal of 1110111110001 is 1000111110111.

It is not a de Polignac number, because 1110111110001 - 2¹⁷ = 1110110978929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110111117001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3160170 + ... + 3493836.

Almost surely, 2^{1110111110001} is an apocalyptic number.

It is an amenable number.

1110111110001 is a deficient number, since it is larger than the sum of its proper divisors (569856552463).

1110111110001 is a wasteful number, since it uses less digits than its factorization.

1110111110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333910 (or 333907 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 1110111110001 its reverse (1000111110111), we get a palindrome (2110222220112).

It can be divided in two parts, 1110 and 111110001, that added together give a palindrome (111111111).

The spelling of 1110111110001 in words is "one trillion, one hundred ten billion, one hundred eleven million, one hundred ten thousand, one".