113344000021 has 8 divisors (see below), whose sum is σ = 131659541504. Its totient is φ = 95559343920.

The previous prime is 113344000013. The next prime is 113344000039. The reversal of 113344000021 is 120000443311.

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 113344000021 - 2³ = 113344000013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113344000051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132720885 + ... + 132721738.

It is an arithmetic number, because the mean of its divisors is an integer number (16457442688).

Almost surely, 2^113344000021 is an apocalyptic number.

It is an amenable number.

113344000021 is a deficient number, since it is larger than the sum of its proper divisors (18315541483).

113344000021 is an equidigital number, since it uses as much as digits as its factorization.

113344000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265442691.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 113344000021 its reverse (120000443311), we get a palindrome (233344443332).

The spelling of 113344000021 in words is "one hundred thirteen billion, three hundred forty-four million, twenty-one", and thus it is an aban number.