1121200204303 has 8 divisors (see below), whose sum is σ = 1125341910000. Its totient is φ = 1117066078848.

The previous prime is 1121200204297. The next prime is 1121200204307. The reversal of 1121200204303 is 3034020021211.

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 1121200204303 - 2⁹ = 1121200203791 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 (1121200204307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1598608 + ... + 2190421.

It is an arithmetic number, because the mean of its divisors is an integer number (140667738750).

Almost surely, 2^{1121200204303} is an apocalyptic number.

1121200204303 is a deficient number, since it is larger than the sum of its proper divisors (4141705697).

1121200204303 is an equidigital number, since it uses as much as digits as its factorization.

1121200204303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3790121.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1121200204303 its reverse (3034020021211), we get a palindrome (4155220225514).

The spelling of 1121200204303 in words is "one trillion, one hundred twenty-one billion, two hundred million, two hundred four thousand, three hundred three".