1121110013121 has 32 divisors (see below), whose sum is σ = 1712958631680. Its totient is φ = 638909669376.

The previous prime is 1121110013081. The next prime is 1121110013143. The reversal of 1121110013121 is 1213100111211.

It is not a de Polignac number, because 1121110013121 - 2¹⁴ = 1121109996737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121110013121.

It is not an unprimeable number, because it can be changed into a prime (1121110013321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86173065 + ... + 86186073.

It is an arithmetic number, because the mean of its divisors is an integer number (53529957240).

Almost surely, 2^{1121110013121} is an apocalyptic number.

It is an amenable number.

1121110013121 is a deficient number, since it is larger than the sum of its proper divisors (591848618559).

1121110013121 is a wasteful number, since it uses less digits than its factorization.

1121110013121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23753.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1121110013121 its reverse (1213100111211), we get a palindrome (2334210124332).

The spelling of 1121110013121 in words is "one trillion, one hundred twenty-one billion, one hundred ten million, thirteen thousand, one hundred twenty-one".