11310111112 has 32 divisors (see below), whose sum is σ = 21463865280. Its totient is φ = 5586678720.

The previous prime is 11310111107. The next prime is 11310111139. The reversal of 11310111112 is 21111101311.

It is a super-2 number, since 2×11310111112² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11310111092 and 11310111101.

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, 330603 + ... + 363205.

It is an arithmetic number, because the mean of its divisors is an integer number (670745790).

Almost surely, 2^11310111112 is an apocalyptic number.

It is an amenable number.

11310111112 is a deficient number, since it is larger than the sum of its proper divisors (10153754168).

11310111112 is a wasteful number, since it uses less digits than its factorization.

11310111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33133 (or 33129 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 11310111112 its reverse (21111101311), we get a palindrome (32421212423).

The spelling of 11310111112 in words is "eleven billion, three hundred ten million, one hundred eleven thousand, one hundred twelve".