112403030020 has 24 divisors (see below), whose sum is σ = 236342565144. Its totient is φ = 44904792576.

The previous prime is 112403029969. The next prime is 112403030021. The reversal of 112403030020 is 20030304211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1146093316 + 111256936704 = 33854^2 + 333552^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112403029976 and 112403030003.

It is not an unprimeable number, because it can be changed into a prime (112403030021) 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, 3509877 + ... + 3541756.

It is an arithmetic number, because the mean of its divisors is an integer number (9847606881).

Almost surely, 2^112403030020 is an apocalyptic number.

112403030020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112403030020 is an abundant number, since it is smaller than the sum of its proper divisors (123939535124).

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

112403030020 is a wasteful number, since it uses less digits than its factorization.

112403030020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7052439 (or 7052437 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 112403030020 its reverse (20030304211), we get a palindrome (132433334231).

The spelling of 112403030020 in words is "one hundred twelve billion, four hundred three million, thirty thousand, twenty".