1121033330203 has 4 divisors (see below), whose sum is σ = 1132132670208. Its totient is φ = 1109933990200.

The previous prime is 1121033330191. The next prime is 1121033330293. The reversal of 1121033330203 is 3020333301211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1121033330203 - 2³⁷ = 983594376731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121033330293) 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 3 ways as a sum of consecutive naturals, for example, 5549669851 + ... + 5549670052.

It is an arithmetic number, because the mean of its divisors is an integer number (283033167552).

Almost surely, 2^{1121033330203} is an apocalyptic number.

1121033330203 is a deficient number, since it is larger than the sum of its proper divisors (11099340005).

1121033330203 is a wasteful number, since it uses less digits than its factorization.

1121033330203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11099340004.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1121033330203 its reverse (3020333301211), we get a palindrome (4141366631414).

The spelling of 1121033330203 in words is "one trillion, one hundred twenty-one billion, thirty-three million, three hundred thirty thousand, two hundred three".