113224020 has 192 divisors, whose sum is σ = 396264960. Its totient is φ = 23519232.

The previous prime is 113224019. The next prime is 113224039. The reversal of 113224020 is 20422311.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 485824 + ... + 486056.

It is an arithmetic number, because the mean of its divisors is an integer number (2063880).

Almost surely, 2^113224020 is an apocalyptic number.

113224020 is a gapful number since it is divisible by the number (10) 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 113224020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198132480).

113224020 is an abundant number, since it is smaller than the sum of its proper divisors (283040940).

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

113224020 is a wasteful number, since it uses less digits than its factorization.

113224020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 113224020 is about 10640.6776100021. The cubic root of 113224020 is about 483.7780839547.

Adding to 113224020 its reverse (20422311), we get a palindrome (133646331).

It can be divided in two parts, 1132 and 24020, that added together give a palindrome (25152).

The spelling of 113224020 in words is "one hundred thirteen million, two hundred twenty-four thousand, twenty".