1121111122113 has 12 divisors (see below), whose sum is σ = 1689790677120. Its totient is φ = 714911440056.

The previous prime is 1121111122097. The next prime is 1121111122189. The reversal of 1121111122113 is 3112211111211.

It is not a de Polignac number, because 1121111122113 - 2⁴ = 1121111122097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121111022113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2707997673 + ... + 2707998086.

It is an arithmetic number, because the mean of its divisors is an integer number (140815889760).

Almost surely, 2^{1121111122113} is an apocalyptic number.

It is an amenable number.

1121111122113 is a deficient number, since it is larger than the sum of its proper divisors (568679555007).

1121111122113 is a wasteful number, since it uses less digits than its factorization.

1121111122113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5415995788 (or 5415995785 counting only the distinct ones).

The product of its digits is 24, while the sum is 18.

Adding to 1121111122113 its reverse (3112211111211), we get a palindrome (4233322233324).

The spelling of 1121111122113 in words is "one trillion, one hundred twenty-one billion, one hundred eleven million, one hundred twenty-two thousand, one hundred thirteen".