1121120120103 has 8 divisors (see below), whose sum is σ = 1582757816688. Its totient is φ = 703447918464.

The previous prime is 1121120119997. The next prime is 1121120120111. The reversal of 1121120120103 is 3010210211211.

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

It is not a de Polignac number, because 1121120120103 - 2⁹ = 1121120119591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121120120203) 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, 10991373676 + ... + 10991373777.

It is an arithmetic number, because the mean of its divisors is an integer number (197844727086).

Almost surely, 2^{1121120120103} is an apocalyptic number.

1121120120103 is a deficient number, since it is larger than the sum of its proper divisors (461637696585).

1121120120103 is a wasteful number, since it uses less digits than its factorization.

1121120120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21982747473.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1121120120103 its reverse (3010210211211), we get a palindrome (4131330331314).

The spelling of 1121120120103 in words is "one trillion, one hundred twenty-one billion, one hundred twenty million, one hundred twenty thousand, one hundred three".