113344340421 has 16 divisors (see below), whose sum is σ = 163828676480. Its totient is φ = 69288436800.

The previous prime is 113344340411. The next prime is 113344340443. The reversal of 113344340421 is 124043443311.

It is not a de Polignac number, because 113344340421 - 2¹⁰ = 113344339397 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 (113344340411) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9617506 + ... + 9629283.

It is an arithmetic number, because the mean of its divisors is an integer number (10239292280).

Almost surely, 2^113344340421 is an apocalyptic number.

It is an amenable number.

113344340421 is a deficient number, since it is larger than the sum of its proper divisors (50484336059).

113344340421 is a wasteful number, since it uses less digits than its factorization.

113344340421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19246956.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 113344340421 its reverse (124043443311), we get a palindrome (237387783732).

The spelling of 113344340421 in words is "one hundred thirteen billion, three hundred forty-four million, three hundred forty thousand, four hundred twenty-one".