113321124 has 108 divisors (see below), whose sum is σ = 335868624. Its totient is φ = 32120928.

The previous prime is 113321113. The next prime is 113321189. The reversal of 113321124 is 421123311.

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 113321097 and 113321106.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 400287 + ... + 400569.

Almost surely, 2^113321124 is an apocalyptic number.

113321124 is a gapful number since it is divisible by the number (14) 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 113321124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167934312).

113321124 is an abundant number, since it is smaller than the sum of its proper divisors (222547500).

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

113321124 is a wasteful number, since it uses less digits than its factorization.

113321124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 522 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 113321124 is about 10645.2394994194. The cubic root of 113321124 is about 483.9163448524.

Adding to 113321124 its reverse (421123311), we get a palindrome (534444435).

The spelling of 113321124 in words is "one hundred thirteen million, three hundred twenty-one thousand, one hundred twenty-four".