113521443300 has 180 divisors, whose sum is σ = 373485869680. Its totient is φ = 29820415680.

The previous prime is 113521443239. The next prime is 113521443349. The reversal of 113521443300 is 3344125311.

It is a happy number.

113521443300 is a `hidden beast` number, since 1 + 1 + 352 + 1 + 4 + 4 + 3 + 300 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a super-2 number, since 2×113521443300² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 438111 + ... + 647289.

Almost surely, 2^113521443300 is an apocalyptic number.

113521443300 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 113521443300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186742934840).

113521443300 is an abundant number, since it is smaller than the sum of its proper divisors (259964426380).

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

113521443300 is a wasteful number, since it uses less digits than its factorization.

113521443300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209272 (or 209256 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 113521443300 its reverse (3344125311), we get a palindrome (116865568611).

The spelling of 113521443300 in words is "one hundred thirteen billion, five hundred twenty-one million, four hundred forty-three thousand, three hundred".