13323120101231 has 16 divisors (see below), whose sum is σ = 13619002867200. Its totient is φ = 13030438906368.

The previous prime is 13323120101209. The next prime is 13323120101267. The reversal of 13323120101231 is 13210102132331.

It is a cyclic number.

It is not a de Polignac number, because 13323120101231 - 2²² = 13323115906927 is a prime.

It is a super-2 number, since 2×13323120101231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13323120101197 and 13323120101206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323120100231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111680591 + ... + 111799823.

It is an arithmetic number, because the mean of its divisors is an integer number (851187679200).

Almost surely, 2^{13323120101231} is an apocalyptic number.

13323120101231 is a deficient number, since it is larger than the sum of its proper divisors (295882765969).

13323120101231 is a wasteful number, since it uses less digits than its factorization.

13323120101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132638.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 13323120101231 its reverse (13210102132331), we get a palindrome (26533222233562).

The spelling of 13323120101231 in words is "thirteen trillion, three hundred twenty-three billion, one hundred twenty million, one hundred one thousand, two hundred thirty-one".