111100020001111 has 32 divisors (see below), whose sum is σ = 120134211454080. Its totient is φ = 102365017767936.

The previous prime is 111100020001099. The next prime is 111100020001127.

111100020001111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 111100020001111 - 2¹⁷ = 111100019870039 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 (111100020001151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1306878175 + ... + 1306963183.

It is an arithmetic number, because the mean of its divisors is an integer number (3754194107940).

Almost surely, 2^{111100020001111} is an apocalyptic number.

111100020001111 is a deficient number, since it is larger than the sum of its proper divisors (9034191452969).

111100020001111 is a wasteful number, since it uses less digits than its factorization.

111100020001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92923.

The product of its (nonzero) digits is 2, while the sum is 10.

The spelling of 111100020001111 in words is "one hundred eleven trillion, one hundred billion, twenty million, one thousand, one hundred eleven".