11113111102012 has 6 divisors (see below), whose sum is σ = 19447944428528. Its totient is φ = 5556555551004.

The previous prime is 11113111102007. The next prime is 11113111102043. The reversal of 11113111102012 is 21020111131111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389138887748 + ... + 1389138887755.

Almost surely, 2^{11113111102012} is an apocalyptic number.

It is an amenable number.

11113111102012 is a deficient number, since it is larger than the sum of its proper divisors (8334833326516).

11113111102012 is a wasteful number, since it uses less digits than its factorization.

11113111102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778277775507 (or 2778277775505 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 11113111102012 its reverse (21020111131111), we get a palindrome (32133222233123).

The spelling of 11113111102012 in words is "eleven trillion, one hundred thirteen billion, one hundred eleven million, one hundred two thousand, twelve".