113103324020 has 24 divisors (see below), whose sum is σ = 238137145344. Its totient is φ = 45123202976.

The previous prime is 113103324007. The next prime is 113103324031. The reversal of 113103324020 is 20423301311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113103323983 and 113103324001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7375064 + ... + 7390383.

It is an arithmetic number, because the mean of its divisors is an integer number (9922381056).

Almost surely, 2^113103324020 is an apocalyptic number.

113103324020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113103324020 is an abundant number, since it is smaller than the sum of its proper divisors (125033821324).

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

113103324020 is a wasteful number, since it uses less digits than its factorization.

113103324020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14765839 (or 14765837 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 113103324020 its reverse (20423301311), we get a palindrome (133526625331).

The spelling of 113103324020 in words is "one hundred thirteen billion, one hundred three million, three hundred twenty-four thousand, twenty".