2102112322321 has 8 divisors (see below), whose sum is σ = 2392918375104. Its totient is φ = 1827923758320.

The previous prime is 2102112322309. The next prime is 2102112322339. The reversal of 2102112322321 is 1232232112012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2102112322321 - 2²⁵ = 2102078767889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2102112322292 and 2102112322301.

It is not an unprimeable number, because it can be changed into a prime (2102112322351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4154371926 + ... + 4154372431.

It is an arithmetic number, because the mean of its divisors is an integer number (299114796888).

Almost surely, 2^{2102112322321} is an apocalyptic number.

It is an amenable number.

2102112322321 is a deficient number, since it is larger than the sum of its proper divisors (290806052783).

2102112322321 is a wasteful number, since it uses less digits than its factorization.

2102112322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8308744391.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2102112322321 its reverse (1232232112012), we get a palindrome (3334344434333).

The spelling of 2102112322321 in words is "two trillion, one hundred two billion, one hundred twelve million, three hundred twenty-two thousand, three hundred twenty-one".