323120010113021 has 32 divisors (see below), whose sum is σ = 378136856238336. Its totient is φ = 272848865920000.

The previous prime is 323120010113009. The next prime is 323120010113051. The reversal of 323120010113021 is 120311010021323.

It is a happy number.

It is not a de Polignac number, because 323120010113021 - 2³⁰ = 323118936371197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323120010112984 and 323120010113002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323120010113051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21631070 + ... + 33378783.

It is an arithmetic number, because the mean of its divisors is an integer number (11816776757448).

Almost surely, 2^{323120010113021} is an apocalyptic number.

It is an amenable number.

323120010113021 is a deficient number, since it is larger than the sum of its proper divisors (55016846125315).

323120010113021 is a wasteful number, since it uses less digits than its factorization.

323120010113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55010293.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 323120010113021 its reverse (120311010021323), we get a palindrome (443431020134344).

The spelling of 323120010113021 in words is "three hundred twenty-three trillion, one hundred twenty billion, ten million, one hundred thirteen thousand, twenty-one".