103011113112 has 32 divisors (see below), whose sum is σ = 257566570800. Its totient is φ = 34331865984.

The previous prime is 103011113059. The next prime is 103011113113. The reversal of 103011113112 is 211311110301.

It is a super-2 number, since 2×103011113112² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103011113091 and 103011113100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103011113113) 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, 158863 + ... + 480894.

Almost surely, 2^103011113112 is an apocalyptic number.

103011113112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103011113112 is an abundant number, since it is smaller than the sum of its proper divisors (154555457688).

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

103011113112 is a wasteful number, since it uses less digits than its factorization.

103011113112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646475 (or 646471 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 103011113112 its reverse (211311110301), we get a palindrome (314322223413).

The spelling of 103011113112 in words is "one hundred three billion, eleven million, one hundred thirteen thousand, one hundred twelve".