1130320320203 has 4 divisors (see below), whose sum is σ = 1166782266048. Its totient is φ = 1093858374360.

The previous prime is 1130320320179. The next prime is 1130320320253. The reversal of 1130320320203 is 3020230230311.

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 1130320320203 - 2¹⁸ = 1130320058059 is a prime.

It is a super-2 number, since 2×1130320320203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130320320253) 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, 18230972876 + ... + 18230972937.

It is an arithmetic number, because the mean of its divisors is an integer number (291695566512).

Almost surely, 2^{1130320320203} is an apocalyptic number.

1130320320203 is a deficient number, since it is larger than the sum of its proper divisors (36461945845).

1130320320203 is an equidigital number, since it uses as much as digits as its factorization.

1130320320203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36461945844.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1130320320203 its reverse (3020230230311), we get a palindrome (4150550550514).

The spelling of 1130320320203 in words is "one trillion, one hundred thirty billion, three hundred twenty million, three hundred twenty thousand, two hundred three".