12100222312321 has 8 divisors (see below), whose sum is σ = 14215645793664. Its totient is φ = 10154032709520.

The previous prime is 12100222312301. The next prime is 12100222312327. The reversal of 12100222312321 is 12321322200121.

12100222312321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12100222312321 - 2⁷ = 12100222312193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12100222312292 and 12100222312301.

It is not an unprimeable number, because it can be changed into a prime (12100222312327) 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, 42308469481 + ... + 42308469766.

It is an arithmetic number, because the mean of its divisors is an integer number (1776955724208).

Almost surely, 2^{12100222312321} is an apocalyptic number.

12100222312321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12100222312321 is a deficient number, since it is larger than the sum of its proper divisors (2115423481343).

12100222312321 is a wasteful number, since it uses less digits than its factorization.

12100222312321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84616939271.

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

Adding to 12100222312321 its reverse (12321322200121), we get a palindrome (24421544512442).

The spelling of 12100222312321 in words is "twelve trillion, one hundred billion, two hundred twenty-two million, three hundred twelve thousand, three hundred twenty-one".