1121120211103 has 8 divisors (see below), whose sum is σ = 1136505823200. Its totient is φ = 1105735350528.

The previous prime is 1121120211097. The next prime is 1121120211187. The reversal of 1121120211103 is 3011120211211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121120211103 - 2²⁵ = 1121086656671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121120211203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3243063 + ... + 3572071.

It is an arithmetic number, because the mean of its divisors is an integer number (142063227900).

Almost surely, 2^{1121120211103} is an apocalyptic number.

1121120211103 is a deficient number, since it is larger than the sum of its proper divisors (15385612097).

1121120211103 is an equidigital number, since it uses as much as digits as its factorization.

1121120211103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375761.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1121120211103 its reverse (3011120211211), we get a palindrome (4132240422314).

The spelling of 1121120211103 in words is "one trillion, one hundred twenty-one billion, one hundred twenty million, two hundred eleven thousand, one hundred three".