1120203032311 has 4 divisors (see below), whose sum is σ = 1222039671624. Its totient is φ = 1018366393000.

The previous prime is 1120203032303. The next prime is 1120203032317. The reversal of 1120203032311 is 1132303020211.

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

It is not a de Polignac number, because 1120203032311 - 2³ = 1120203032303 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 (1120203032317) 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, 50918319640 + ... + 50918319661.

It is an arithmetic number, because the mean of its divisors is an integer number (305509917906).

Almost surely, 2^{1120203032311} is an apocalyptic number.

1120203032311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1120203032311 is a deficient number, since it is larger than the sum of its proper divisors (101836639313).

1120203032311 is a wasteful number, since it uses less digits than its factorization.

1120203032311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101836639312.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1120203032311 its reverse (1132303020211), we get a palindrome (2252506052522).

The spelling of 1120203032311 in words is "one trillion, one hundred twenty billion, two hundred three million, thirty-two thousand, three hundred eleven".