1121120302003 has 32 divisors (see below), whose sum is σ = 1300348969920. Its totient is φ = 957275504640.

The previous prime is 1121120301989. The next prime is 1121120302031. The reversal of 1121120302003 is 3002030211211.

It is not a de Polignac number, because 1121120302003 - 2⁵ = 1121120301971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121120302063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83403763 + ... + 83417203.

It is an arithmetic number, because the mean of its divisors is an integer number (40635905310).

Almost surely, 2^{1121120302003} is an apocalyptic number.

1121120302003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1121120302003 is a deficient number, since it is larger than the sum of its proper divisors (179228667917).

1121120302003 is a wasteful number, since it uses less digits than its factorization.

1121120302003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19927.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1121120302003 its reverse (3002030211211), we get a palindrome (4123150513214).

The spelling of 1121120302003 in words is "one trillion, one hundred twenty-one billion, one hundred twenty million, three hundred two thousand, three".