13032120312321 has 16 divisors (see below), whose sum is σ = 18959935101888. Its totient is φ = 7896536510400.

The previous prime is 13032120312319. The next prime is 13032120312371. The reversal of 13032120312321 is 12321302123031.

It is not a de Polignac number, because 13032120312321 - 2¹ = 13032120312319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13032120312291 and 13032120312300.

It is not an unprimeable number, because it can be changed into a prime (13032120312371) 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, 42801610 + ... + 43105011.

It is an arithmetic number, because the mean of its divisors is an integer number (1184995943868).

Almost surely, 2^{13032120312321} is an apocalyptic number.

13032120312321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13032120312321 is a deficient number, since it is larger than the sum of its proper divisors (5927814789567).

13032120312321 is a wasteful number, since it uses less digits than its factorization.

13032120312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85911232.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13032120312321 its reverse (12321302123031), we get a palindrome (25353422435352).

The spelling of 13032120312321 in words is "thirteen trillion, thirty-two billion, one hundred twenty million, three hundred twelve thousand, three hundred twenty-one".