1100303112311 has 4 divisors (see below), whose sum is σ = 1184941813272. Its totient is φ = 1015664411352.

The previous prime is 1100303112301. The next prime is 1100303112329. The reversal of 1100303112311 is 1132113030011.

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 1100303112311 - 2⁶ = 1100303112247 is a prime.

It is a super-3 number, since 3×1100303112311³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100303112311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100303112301) 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, 42319350461 + ... + 42319350486.

It is an arithmetic number, because the mean of its divisors is an integer number (296235453318).

Almost surely, 2^{1100303112311} is an apocalyptic number.

1100303112311 is a deficient number, since it is larger than the sum of its proper divisors (84638700961).

1100303112311 is an equidigital number, since it uses as much as digits as its factorization.

1100303112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84638700960.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1100303112311 its reverse (1132113030011), we get a palindrome (2232416142322).

The spelling of 1100303112311 in words is "one trillion, one hundred billion, three hundred three million, one hundred twelve thousand, three hundred eleven".