1120203201323 has 4 divisors (see below), whose sum is σ = 1120290791568. Its totient is φ = 1120115611080.

The previous prime is 1120203201319. The next prime is 1120203201373. The reversal of 1120203201323 is 3231023020211.

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 1120203201323 - 2² = 1120203201319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120203201295 and 1120203201304.

It is not an unprimeable number, because it can be changed into a prime (1120203201373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43775936 + ... + 43801517.

It is an arithmetic number, because the mean of its divisors is an integer number (280072697892).

Almost surely, 2^{1120203201323} is an apocalyptic number.

1120203201323 is a deficient number, since it is larger than the sum of its proper divisors (87590245).

1120203201323 is an equidigital number, since it uses as much as digits as its factorization.

1120203201323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87590244.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1120203201323 its reverse (3231023020211), we get a palindrome (4351226221534).

The spelling of 1120203201323 in words is "one trillion, one hundred twenty billion, two hundred three million, two hundred one thousand, three hundred twenty-three".