113342021 has 8 divisors (see below), whose sum is σ = 122164224. Its totient is φ = 104534640.

The previous prime is 113342017. The next prime is 113342027. The reversal of 113342021 is 120243311.

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

It is a cyclic number.

It is not a de Polignac number, because 113342021 - 2² = 113342017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113342027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16160 + ... + 22086.

It is an arithmetic number, because the mean of its divisors is an integer number (15270528).

Almost surely, 2^113342021 is an apocalyptic number.

It is an amenable number.

113342021 is a deficient number, since it is larger than the sum of its proper divisors (8822203).

113342021 is a wasteful number, since it uses less digits than its factorization.

113342021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7411.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 113342021 is about 10646.2209727208. The cubic root of 113342021 is about 483.9460885812.

Adding to 113342021 its reverse (120243311), we get a palindrome (233585332).

The spelling of 113342021 in words is "one hundred thirteen million, three hundred forty-two thousand, twenty-one".