1112102112011 has 16 divisors (see below), whose sum is σ = 1232389416960. Its totient is φ = 995070496320.

The previous prime is 1112102111963. The next prime is 1112102112091. The reversal of 1112102112011 is 1102112012111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112102112011 is a prime.

It is a super-2 number, since 2×1112102112011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112102112091) 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, 1061015 + ... + 1830288.

It is an arithmetic number, because the mean of its divisors is an integer number (77024338560).

Almost surely, 2^{1112102112011} is an apocalyptic number.

1112102112011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1112102112011 is a deficient number, since it is larger than the sum of its proper divisors (120287304949).

1112102112011 is a wasteful number, since it uses less digits than its factorization.

1112102112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891866.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1112102112011 its reverse (1102112012111), we get a palindrome (2214214124122).

The spelling of 1112102112011 in words is "one trillion, one hundred twelve billion, one hundred two million, one hundred twelve thousand, eleven".