1111100110011 has 24 divisors (see below), whose sum is σ = 1666818915840. Its totient is φ = 712615660416.

The previous prime is 1111100110009. The next prime is 1111100110037. The reversal of 1111100110011 is 1100110011111.

It is not a de Polignac number, because 1111100110011 - 2¹ = 1111100110009 is a prime.

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

1111100110011 is a modest number, since divided by 110011 gives 11111 as remainder.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1111100109975 and 1111100110002.

It is not an unprimeable number, because it can be changed into a prime (1111100110091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18715515 + ... + 18774788.

It is an arithmetic number, because the mean of its divisors is an integer number (69450788160).

Almost surely, 2^{1111100110011} is an apocalyptic number.

1111100110011 is a deficient number, since it is larger than the sum of its proper divisors (555718805829).

1111100110011 is a wasteful number, since it uses less digits than its factorization.

1111100110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37490435 (or 37490432 counting only the distinct ones).

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

Adding to 1111100110011 its reverse (1100110011111), we get a palindrome (2211210121122).

It can be divided in two parts, 111 and 1100110011, that multiplied together give a palindrome (122112211221).

The spelling of 1111100110011 in words is "one trillion, one hundred eleven billion, one hundred million, one hundred ten thousand, eleven".