103030100231112 has 144 divisors (see below), whose sum is σ = 291018168801360. Its totient is φ = 32911762455936.

The previous prime is 103030100231027. The next prime is 103030100231119. The reversal of 103030100231112 is 211132001030301.

103030100231112 is a `hidden beast` number, since 10 + 30 + 301 + 0 + 0 + 2 + 311 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (103030100231119) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2773123 + ... + 14620205.

It is an arithmetic number, because the mean of its divisors is an integer number (2020959505565).

Almost surely, 2^{103030100231112} is an apocalyptic number.

103030100231112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103030100231112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145509084400680).

103030100231112 is an abundant number, since it is smaller than the sum of its proper divisors (187988068570248).

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

103030100231112 is a wasteful number, since it uses less digits than its factorization.

103030100231112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11847244 (or 11847184 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 103030100231112 its reverse (211132001030301), we get a palindrome (314162101261413).

The spelling of 103030100231112 in words is "one hundred three trillion, thirty billion, one hundred million, two hundred thirty-one thousand, one hundred twelve".