1121303323003 has 2 divisors, whose sum is σ = 1121303323004. Its totient is φ = 1121303323002.

The previous prime is 1121303322977. The next prime is 1121303323013. The reversal of 1121303323003 is 3003233031211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121303323003 - 2²¹ = 1121301225851 is a prime.

It is a super-2 number, since 2×1121303323003² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1121303323013) 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 as a sum of consecutive naturals, namely, 560651661501 + 560651661502.

It is an arithmetic number, because the mean of its divisors is an integer number (560651661502).

Almost surely, 2^{1121303323003} is an apocalyptic number.

1121303323003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121303323003 is an equidigital number, since it uses as much as digits as its factorization.

1121303323003 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1121303323003 its reverse (3003233031211), we get a palindrome (4124536354214).

The spelling of 1121303323003 in words is "one trillion, one hundred twenty-one billion, three hundred three million, three hundred twenty-three thousand, three".