1120203101311 has 4 divisors (see below), whose sum is σ = 1280232115792. Its totient is φ = 960174086832.

The previous prime is 1120203101279. The next prime is 1120203101363. The reversal of 1120203101311 is 1131013020211.

It is a happy number.

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 1120203101311 - 2⁵ = 1120203101279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120203101911) 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, 80014507230 + ... + 80014507243.

It is an arithmetic number, because the mean of its divisors is an integer number (320058028948).

Almost surely, 2^{1120203101311} is an apocalyptic number.

1120203101311 is a deficient number, since it is larger than the sum of its proper divisors (160029014481).

1120203101311 is an equidigital number, since it uses as much as digits as its factorization.

1120203101311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160029014480.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1120203101311 its reverse (1131013020211), we get a palindrome (2251216121522).

The spelling of 1120203101311 in words is "one trillion, one hundred twenty billion, two hundred three million, one hundred one thousand, three hundred eleven".