1121330000203 has 4 divisors (see below), whose sum is σ = 1281520000240. Its totient is φ = 961140000168.

The previous prime is 1121330000201. The next prime is 1121330000207. The reversal of 1121330000203 is 3020000331211.

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 1121330000203 - 2¹ = 1121330000201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121330000201) 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 3 ways as a sum of consecutive naturals, for example, 80095000008 + ... + 80095000021.

It is an arithmetic number, because the mean of its divisors is an integer number (320380000060).

Almost surely, 2^{1121330000203} is an apocalyptic number.

1121330000203 is a deficient number, since it is larger than the sum of its proper divisors (160190000037).

1121330000203 is an equidigital number, since it uses as much as digits as its factorization.

1121330000203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160190000036.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1121330000203 its reverse (3020000331211), we get a palindrome (4141330331414).

The spelling of 1121330000203 in words is "one trillion, one hundred twenty-one billion, three hundred thirty million, two hundred three", and thus it is an aban number.