113030033321 has 4 divisors (see below), whose sum is σ = 115786863444. Its totient is φ = 110273203200.

The previous prime is 113030033309. The next prime is 113030033327. The reversal of 113030033321 is 123330030311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 123330030311 = 197 ⋅626040763.

It can be written as a sum of positive squares in 2 ways, for example, as 2064430096 + 110965603225 = 45436^2 + 333115^2 .

It is a cyclic number.

It is not a de Polignac number, because 113030033321 - 2²⁶ = 112962924457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113030033293 and 113030033302.

It is not an unprimeable number, because it can be changed into a prime (113030033327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1378415000 + ... + 1378415081.

It is an arithmetic number, because the mean of its divisors is an integer number (28946715861).

Almost surely, 2^113030033321 is an apocalyptic number.

It is an amenable number.

113030033321 is a deficient number, since it is larger than the sum of its proper divisors (2756830123).

113030033321 is an equidigital number, since it uses as much as digits as its factorization.

113030033321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756830122.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 113030033321 its reverse (123330030311), we get a palindrome (236360063632).

The spelling of 113030033321 in words is "one hundred thirteen billion, thirty million, thirty-three thousand, three hundred twenty-one".