11112110101012 has 12 divisors (see below), whose sum is σ = 19720082714976. Its totient is φ = 5477800753880.

The previous prime is 11112110100979. The next prime is 11112110101031. The reversal of 11112110101012 is 21010101121111.

It is a junction number, because it is equal to n+sod(n) for n = 11112110100983 and 11112110101001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19563573838 + ... + 19563574405.

It is an arithmetic number, because the mean of its divisors is an integer number (1643340226248).

Almost surely, 2^{11112110101012} is an apocalyptic number.

It is an amenable number.

11112110101012 is a deficient number, since it is larger than the sum of its proper divisors (8607972613964).

11112110101012 is a wasteful number, since it uses less digits than its factorization.

11112110101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39127148318 (or 39127148316 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11112110101012 its reverse (21010101121111), we get a palindrome (32122211222123).

The spelling of 11112110101012 in words is "eleven trillion, one hundred twelve billion, one hundred ten million, one hundred one thousand, twelve".