1103031211003 has 2 divisors, whose sum is σ = 1103031211004. Its totient is φ = 1103031211002.

The previous prime is 1103031210923. The next prime is 1103031211013. The reversal of 1103031211003 is 3001121303011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1103031211003 - 2²⁹ = 1102494340091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103031211013) 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, 551515605501 + 551515605502.

It is an arithmetic number, because the mean of its divisors is an integer number (551515605502).

Almost surely, 2^{1103031211003} is an apocalyptic number.

1103031211003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103031211003 is an equidigital number, since it uses as much as digits as its factorization.

1103031211003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1103031211003 its reverse (3001121303011), we get a palindrome (4104152514014).

The spelling of 1103031211003 in words is "one trillion, one hundred three billion, thirty-one million, two hundred eleven thousand, three".