111001011112 has 32 divisors (see below), whose sum is σ = 210322759680. Its totient is φ = 54915649600.

The previous prime is 111001011061. The next prime is 111001011113. The reversal of 111001011112 is 211110100111.

It is not an unprimeable number, because it can be changed into a prime (111001011113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1235673 + ... + 1322455.

It is an arithmetic number, because the mean of its divisors is an integer number (6572586240).

Almost surely, 2^111001011112 is an apocalyptic number.

It is an amenable number.

111001011112 is a deficient number, since it is larger than the sum of its proper divisors (99321748568).

111001011112 is a wasteful number, since it uses less digits than its factorization.

111001011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88473 (or 88469 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111001011112 its reverse (211110100111), we get a palindrome (322111111223).

The spelling of 111001011112 in words is "one hundred eleven billion, one million, eleven thousand, one hundred twelve".