1111212000111 has 96 divisors (see below), whose sum is σ = 1577978841600. Its totient is φ = 695195424000.

The previous prime is 1111212000097. The next prime is 1111212000127. The reversal of 1111212000111 is 1110002121111.

It is not a de Polignac number, because 1111212000111 - 2⁵ = 1111212000079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111212000181) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3183988365 + ... + 3183988713.

It is an arithmetic number, because the mean of its divisors is an integer number (16437279600).

Almost surely, 2^{1111212000111} is an apocalyptic number.

1111212000111 is a deficient number, since it is larger than the sum of its proper divisors (466766841489).

1111212000111 is a wasteful number, since it uses less digits than its factorization.

1111212000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1111212000111 its reverse (1110002121111), we get a palindrome (2221214121222).

The spelling of 1111212000111 in words is "one trillion, one hundred eleven billion, two hundred twelve million, one hundred eleven", and thus it is an aban number.