113540522201220 has 96 divisors (see below), whose sum is σ = 318627521227008. Its totient is φ = 30209490888192.

The previous prime is 113540522201207. The next prime is 113540522201263. The reversal of 113540522201220 is 22102225045311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152654154 + ... + 153396126.

It is an arithmetic number, because the mean of its divisors is an integer number (3319036679448).

Almost surely, 2^{113540522201220} is an apocalyptic number.

113540522201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113540522201220 is an abundant number, since it is smaller than the sum of its proper divisors (205086999025788).

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

113540522201220 is a wasteful number, since it uses less digits than its factorization.

113540522201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747709 (or 747707 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 113540522201220 its reverse (22102225045311), we get a palindrome (135642747246531).

The spelling of 113540522201220 in words is "one hundred thirteen trillion, five hundred forty billion, five hundred twenty-two million, two hundred one thousand, two hundred twenty".