11111000120012 has 12 divisors (see below), whose sum is σ = 20939961764736. Its totient is φ = 5128153901520.

The previous prime is 11111000119987. The next prime is 11111000120071. The reversal of 11111000120012 is 21002100011111.

It is a junction number, because it is equal to n+sod(n) for n = 11111000119975 and 11111000120002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106836539564 + ... + 106836539667.

It is an arithmetic number, because the mean of its divisors is an integer number (1744996813728).

Almost surely, 2^{11111000120012} is an apocalyptic number.

It is an amenable number.

11111000120012 is a deficient number, since it is larger than the sum of its proper divisors (9828961644724).

11111000120012 is a wasteful number, since it uses less digits than its factorization.

11111000120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213673079248 (or 213673079246 counting only the distinct ones).

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

Adding to 11111000120012 its reverse (21002100011111), we get a palindrome (32113100131123).

The spelling of 11111000120012 in words is "eleven trillion, one hundred eleven billion, one hundred twenty thousand, twelve".