1130321031103 has 4 divisors (see below), whose sum is σ = 1233077488488. Its totient is φ = 1027564573720.

The previous prime is 1130321031083. The next prime is 1130321031131. The reversal of 1130321031103 is 3011301230311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1130321031103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130321731103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51378228676 + ... + 51378228697.

It is an arithmetic number, because the mean of its divisors is an integer number (308269372122).

Almost surely, 2^{1130321031103} is an apocalyptic number.

1130321031103 is a deficient number, since it is larger than the sum of its proper divisors (102756457385).

1130321031103 is a wasteful number, since it uses less digits than its factorization.

1130321031103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102756457384.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1130321031103 its reverse (3011301230311), we get a palindrome (4141622261414).

The spelling of 1130321031103 in words is "one trillion, one hundred thirty billion, three hundred twenty-one million, thirty-one thousand, one hundred three".