11111304112 has 20 divisors (see below), whose sum is σ = 21741304896. Its totient is φ = 5500644800.

The previous prime is 11111304089. The next prime is 11111304131. The reversal of 11111304112 is 21140311111.

It is a super-2 number, since 2×11111304112² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3436288 + ... + 3439519.

Almost surely, 2^11111304112 is an apocalyptic number.

It is an amenable number.

11111304112 is a deficient number, since it is larger than the sum of its proper divisors (10630000784).

11111304112 is a wasteful number, since it uses less digits than its factorization.

11111304112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6875916 (or 6875910 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11111304112 its reverse (21140311111), we get a palindrome (32251615223).

The spelling of 11111304112 in words is "eleven billion, one hundred eleven million, three hundred four thousand, one hundred twelve".