1100112012011 has 4 divisors (see below), whose sum is σ = 1110393432792. Its totient is φ = 1089830591232.

The previous prime is 1100112011903. The next prime is 1100112012017. The reversal of 1100112012011 is 1102102110011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1100112012011 - 2³⁴ = 1082932142827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100112011983 and 1100112012001.

It is not an unprimeable number, because it can be changed into a prime (1100112012017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5140710230 + ... + 5140710443.

It is an arithmetic number, because the mean of its divisors is an integer number (277598358198).

Almost surely, 2^{1100112012011} is an apocalyptic number.

1100112012011 is a deficient number, since it is larger than the sum of its proper divisors (10281420781).

1100112012011 is a wasteful number, since it uses less digits than its factorization.

1100112012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10281420780.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1100112012011 its reverse (1102102110011), we get a palindrome (2202214122022).

The spelling of 1100112012011 in words is "one trillion, one hundred billion, one hundred twelve million, twelve thousand, eleven".