11303121112 has 32 divisors (see below), whose sum is σ = 21395372400. Its totient is φ = 5597937664.

The previous prime is 11303121097. The next prime is 11303121139. The reversal of 11303121112 is 21112130311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352668 + ... + 383380.

Almost surely, 2^11303121112 is an apocalyptic number.

It is an amenable number.

11303121112 is a deficient number, since it is larger than the sum of its proper divisors (10092251288).

11303121112 is a wasteful number, since it uses less digits than its factorization.

11303121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31155 (or 31151 counting only the distinct ones).

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

Adding to 11303121112 its reverse (21112130311), we get a palindrome (32415251423).

The spelling of 11303121112 in words is "eleven billion, three hundred three million, one hundred twenty-one thousand, one hundred twelve".