113205113072 has 20 divisors (see below), whose sum is σ = 219340209840. Its totient is φ = 56601187968.

The previous prime is 113205113041. The next prime is 113205113089. The reversal of 113205113072 is 270311502311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069613 + ... + 1170675.

It is an arithmetic number, because the mean of its divisors is an integer number (10967010492).

Almost surely, 2^113205113072 is an apocalyptic number.

It is an amenable number.

113205113072 is a deficient number, since it is larger than the sum of its proper divisors (106135096768).

113205113072 is a wasteful number, since it uses less digits than its factorization.

113205113072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171080 (or 171074 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 26.

Adding to 113205113072 its reverse (270311502311), we get a palindrome (383516615383).

The spelling of 113205113072 in words is "one hundred thirteen billion, two hundred five million, one hundred thirteen thousand, seventy-two".