1103011112 has 64 divisors (see below), whose sum is σ = 2404512000. Its totient is φ = 464610816.

The previous prime is 1103011109. The next prime is 1103011121. The reversal of 1103011112 is 2111103011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1103011093 and 1103011102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835589 + ... + 836907.

It is an arithmetic number, because the mean of its divisors is an integer number (37570500).

Almost surely, 2^1103011112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103011112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1202256000).

1103011112 is an abundant number, since it is smaller than the sum of its proper divisors (1301500888).

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

1103011112 is a wasteful number, since it uses less digits than its factorization.

1103011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578 (or 1574 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1103011112 is about 33211.6111021432. The cubic root of 1103011112 is about 1033.2211697426.

Adding to 1103011112 its reverse (2111103011), we get a palindrome (3214114123).

The spelling of 1103011112 in words is "one billion, one hundred three million, eleven thousand, one hundred twelve".