1121220000111 has 32 divisors (see below), whose sum is σ = 1600615360512. Its totient is φ = 696403319040.

The previous prime is 1121220000083. The next prime is 1121220000113. The reversal of 1121220000111 is 1110000221211.

It is not a de Polignac number, because 1121220000111 - 2¹⁰ = 1121219999087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121220000113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1410906 + ... + 2057448.

It is an arithmetic number, because the mean of its divisors is an integer number (50019230016).

Almost surely, 2^{1121220000111} is an apocalyptic number.

1121220000111 is a deficient number, since it is larger than the sum of its proper divisors (479395360401).

1121220000111 is a wasteful number, since it uses less digits than its factorization.

1121220000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647223.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1121220000111 its reverse (1110000221211), we get a palindrome (2231220221322).

The spelling of 1121220000111 in words is "one trillion, one hundred twenty-one billion, two hundred twenty million, one hundred eleven", and thus it is an aban number.