13100233121321 has 16 divisors (see below), whose sum is σ = 13887032594688. Its totient is φ = 12315235296000.

The previous prime is 13100233121317. The next prime is 13100233121359. The reversal of 13100233121321 is 12312133200131.

It is a cyclic number.

It is not a de Polignac number, because 13100233121321 - 2² = 13100233121317 is a prime.

It is a super-2 number, since 2×13100233121321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13100233121821) 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, 373730246 + ... + 373765296.

It is an arithmetic number, because the mean of its divisors is an integer number (867939537168).

Almost surely, 2^{13100233121321} is an apocalyptic number.

It is an amenable number.

13100233121321 is a deficient number, since it is larger than the sum of its proper divisors (786799473367).

13100233121321 is a wasteful number, since it uses less digits than its factorization.

13100233121321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60112.

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

Adding to 13100233121321 its reverse (12312133200131), we get a palindrome (25412366321452).

It can be divided in two parts, 1310023 and 3121321, that added together give a palindrome (4431344).

The spelling of 13100233121321 in words is "thirteen trillion, one hundred billion, two hundred thirty-three million, one hundred twenty-one thousand, three hundred twenty-one".