111001001001101 has 16 divisors (see below), whose sum is σ = 111508811568000. Its totient is φ = 110493858785280.

The previous prime is 111001001001029. The next prime is 111001001001127. The reversal of 111001001001101 is 101100100100111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111001001001101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001001001131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5163066650 + ... + 5163088148.

It is an arithmetic number, because the mean of its divisors is an integer number (6969300723000).

Almost surely, 2^{111001001001101} is an apocalyptic number.

It is an amenable number.

111001001001101 is a deficient number, since it is larger than the sum of its proper divisors (507810566899).

111001001001101 is a wasteful number, since it uses less digits than its factorization.

111001001001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35956.

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

Adding to 111001001001101 its reverse (101100100100111), we get a palindrome (212101101101212).

It can be divided in two parts, 11100100100110 and 1, that added together give a palindrome (11100100100111).

The spelling of 111001001001101 in words is "one hundred eleven trillion, one billion, one million, one thousand, one hundred one".