1111200010111 has 16 divisors (see below), whose sum is σ = 1142732118528. Its totient is φ = 1079880465600.

The previous prime is 1111200010073. The next prime is 1111200010153. The reversal of 1111200010111 is 1110100021111.

It is a cyclic number.

It is not a de Polignac number, because 1111200010111 - 2¹⁵ = 1111199977343 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 (1111200010171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102249100 + ... + 102259966.

It is an arithmetic number, because the mean of its divisors is an integer number (71420757408).

Almost surely, 2^{1111200010111} is an apocalyptic number.

1111200010111 is a deficient number, since it is larger than the sum of its proper divisors (31532108417).

1111200010111 is a wasteful number, since it uses less digits than its factorization.

1111200010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20382.

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

Adding to 1111200010111 its reverse (1110100021111), we get a palindrome (2221300031222).

It can be divided in two parts, 11112000 and 10111, that added together give a palindrome (11122111).

The spelling of 1111200010111 in words is "one trillion, one hundred eleven billion, two hundred million, ten thousand, one hundred eleven".