1011113112 has 32 divisors (see below), whose sum is σ = 2609326080. Its totient is φ = 326165280.

The previous prime is 1011113111. The next prime is 1011113119. The reversal of 1011113112 is 2113111101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011113111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678768 + ... + 680255.

It is an arithmetic number, because the mean of its divisors is an integer number (81541440).

Almost surely, 2^1011113112 is an apocalyptic number.

1011113112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011113112 is an abundant number, since it is smaller than the sum of its proper divisors (1598212968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011113112 is a wasteful number, since it uses less digits than its factorization.

1011113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359063 (or 1359059 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

The square root of 1011113112 is about 31798.0048430715. The cubic root of 1011113112 is about 1003.6907324032.

Adding to 1011113112 its reverse (2113111101), we get a palindrome (3124224213).

The spelling of 1011113112 in words is "one billion, eleven million, one hundred thirteen thousand, one hundred twelve".