11121111002303 has 4 divisors (see below), whose sum is σ = 11124035305608. Its totient is φ = 11118186699000.

The previous prime is 11121111002299. The next prime is 11121111002317. The reversal of 11121111002303 is 30320011112111.

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 11121111002303 - 2² = 11121111002299 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 (11121111002003) 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, 1462145948 + ... + 1462153553.

It is an arithmetic number, because the mean of its divisors is an integer number (2781008826402).

Almost surely, 2^{11121111002303} is an apocalyptic number.

11121111002303 is a deficient number, since it is larger than the sum of its proper divisors (2924303305).

11121111002303 is an equidigital number, since it uses as much as digits as its factorization.

11121111002303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924303304.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11121111002303 its reverse (30320011112111), we get a palindrome (41441122114414).

The spelling of 11121111002303 in words is "eleven trillion, one hundred twenty-one billion, one hundred eleven million, two thousand, three hundred three".