2113232231321 has 8 divisors (see below), whose sum is σ = 2240731948104. Its totient is φ = 1986087174400.

The previous prime is 2113232231311. The next prime is 2113232231333. The reversal of 2113232231321 is 1231322323112.

It can be written as a sum of positive squares in 4 ways, for example, as 1090069636096 + 1023162595225 = 1044064^2 + 1011515^2 .

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 2113232231321 - 2³⁸ = 1838354324377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113232231311) 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, 88652690 + ... + 88676523.

It is an arithmetic number, because the mean of its divisors is an integer number (280091493513).

Almost surely, 2^{2113232231321} is an apocalyptic number.

It is an amenable number.

2113232231321 is a deficient number, since it is larger than the sum of its proper divisors (127499716783).

2113232231321 is a wasteful number, since it uses less digits than its factorization.

2113232231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177329931.

The product of its digits is 2592, while the sum is 26.

Adding to 2113232231321 its reverse (1231322323112), we get a palindrome (3344554554433).

The spelling of 2113232231321 in words is "two trillion, one hundred thirteen billion, two hundred thirty-two million, two hundred thirty-one thousand, three hundred twenty-one".