113313122032221 has 12 divisors (see below), whose sum is σ = 163680367407648. Its totient is φ = 75539377752264.

The previous prime is 113313122032211. The next prime is 113313122032241. The reversal of 113313122032221 is 122230221313311.

113313122032221 is a `hidden beast` number, since 1 + 1 + 3 + 3 + 1 + 312 + 2 + 0 + 322 + 21 = 666.

It is not a de Polignac number, because 113313122032221 - 2⁵ = 113313122032189 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113313122032211) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 225034755 + ... + 225537728.

It is an arithmetic number, because the mean of its divisors is an integer number (13640030617304).

Almost surely, 2^{113313122032221} is an apocalyptic number.

It is an amenable number.

113313122032221 is a deficient number, since it is larger than the sum of its proper divisors (50367245375427).

113313122032221 is a wasteful number, since it uses less digits than its factorization.

113313122032221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450600432 (or 450600429 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 113313122032221 its reverse (122230221313311), we get a palindrome (235543343345532).

The spelling of 113313122032221 in words is "one hundred thirteen trillion, three hundred thirteen billion, one hundred twenty-two million, thirty-two thousand, two hundred twenty-one".