1323113212101 has 16 divisors (see below), whose sum is σ = 1857124938240. Its totient is φ = 835594677360.

The previous prime is 1323113212081. The next prime is 1323113212171. The reversal of 1323113212101 is 1012123113231.

It is not a de Polignac number, because 1323113212101 - 2³⁹ = 773357398213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323113212171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95416 + ... + 1629518.

It is an arithmetic number, because the mean of its divisors is an integer number (116070308640).

Almost surely, 2^{1323113212101} is an apocalyptic number.

It is an amenable number.

1323113212101 is a deficient number, since it is larger than the sum of its proper divisors (534011726139).

1323113212101 is a wasteful number, since it uses less digits than its factorization.

1323113212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549256.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1323113212101 its reverse (1012123113231), we get a palindrome (2335236325332).

The spelling of 1323113212101 in words is "one trillion, three hundred twenty-three billion, one hundred thirteen million, two hundred twelve thousand, one hundred one".