113041221 has 8 divisors (see below), whose sum is σ = 155583744. Its totient is φ = 72929760.

The previous prime is 113041213. The next prime is 113041267. The reversal of 113041221 is 122140311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113041221 - 2³ = 113041213 is a prime.

It is a super-3 number, since 3×113041221³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 113041221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113041121) 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 7 ways as a sum of consecutive naturals, for example, 607656 + ... + 607841.

It is an arithmetic number, because the mean of its divisors is an integer number (19447968).

Almost surely, 2^113041221 is an apocalyptic number.

It is an amenable number.

113041221 is a deficient number, since it is larger than the sum of its proper divisors (42542523).

113041221 is a wasteful number, since it uses less digits than its factorization.

113041221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215531.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 113041221 is about 10632.0845086935. The cubic root of 113041221 is about 483.5175921594.

Adding to 113041221 its reverse (122140311), we get a palindrome (235181532).

The spelling of 113041221 in words is "one hundred thirteen million, forty-one thousand, two hundred twenty-one".