23101210211321 has 16 divisors (see below), whose sum is σ = 26685619527168. Its totient is φ = 19764357139200.

The previous prime is 23101210211297. The next prime is 23101210211347. The reversal of 23101210211321 is 12311201210132.

It is a cyclic number.

It is not a de Polignac number, because 23101210211321 - 2¹⁸ = 23101209949177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23101210211293 and 23101210211302.

It is not an unprimeable number, because it can be changed into a prime (23101210211351) 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, 1643870 + ... + 6993191.

It is an arithmetic number, because the mean of its divisors is an integer number (1667851220448).

Almost surely, 2^{23101210211321} is an apocalyptic number.

It is an amenable number.

23101210211321 is a deficient number, since it is larger than the sum of its proper divisors (3584409315847).

23101210211321 is a wasteful number, since it uses less digits than its factorization.

23101210211321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8651392.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 23101210211321 its reverse (12311201210132), we get a palindrome (35412411421453).

The spelling of 23101210211321 in words is "twenty-three trillion, one hundred one billion, two hundred ten million, two hundred eleven thousand, three hundred twenty-one".