113313025280 has 432 divisors, whose sum is σ = 351067497984. Its totient is φ = 34697134080.

The previous prime is 113313025169. The next prime is 113313025283. The reversal of 113313025280 is 82520313311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113313025283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25273919 + ... + 25278401.

Almost surely, 2^113313025280 is an apocalyptic number.

113313025280 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 113313025280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175533748992).

113313025280 is an abundant number, since it is smaller than the sum of its proper divisors (237754472704).

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

113313025280 is a wasteful number, since it uses less digits than its factorization.

113313025280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4562 (or 4541 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 113313025280 its reverse (82520313311), we get a palindrome (195833338591).

The spelling of 113313025280 in words is "one hundred thirteen billion, three hundred thirteen million, twenty-five thousand, two hundred eighty".