1103132321003 has 2 divisors, whose sum is σ = 1103132321004. Its totient is φ = 1103132321002.

The previous prime is 1103132320999. The next prime is 1103132321029. The reversal of 1103132321003 is 3001232313011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1103132321003 - 2² = 1103132320999 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103132321303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551566160501 + 551566160502.

It is an arithmetic number, because the mean of its divisors is an integer number (551566160502).

Almost surely, 2^{1103132321003} is an apocalyptic number.

1103132321003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103132321003 is an equidigital number, since it uses as much as digits as its factorization.

1103132321003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1103132321003 its reverse (3001232313011), we get a palindrome (4104364634014).

The spelling of 1103132321003 in words is "one trillion, one hundred three billion, one hundred thirty-two million, three hundred twenty-one thousand, three".