11121031303 has 8 divisors (see below), whose sum is σ = 11707369520. Its totient is φ = 10534795200.

The previous prime is 11121031301. The next prime is 11121031319. The reversal of 11121031303 is 30313012111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11121031303 - 2¹ = 11121031301 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 (11121031301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313801 + ... + 347437.

It is an arithmetic number, because the mean of its divisors is an integer number (1463421190).

Almost surely, 2^11121031303 is an apocalyptic number.

11121031303 is a deficient number, since it is larger than the sum of its proper divisors (586338217).

11121031303 is a wasteful number, since it uses less digits than its factorization.

11121031303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51057.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11121031303 its reverse (30313012111), we get a palindrome (41434043414).

The spelling of 11121031303 in words is "eleven billion, one hundred twenty-one million, thirty-one thousand, three hundred three".