12222112001331 has 8 divisors (see below), whose sum is σ = 16296364256704. Its totient is φ = 8147967206760.

The previous prime is 12222112001321. The next prime is 12222112001369. The reversal of 12222112001331 is 13310021122221.

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

It is not a de Polignac number, because 12222112001331 - 2⁵ = 12222112001299 is a prime.

It is a super-2 number, since 2×12222112001331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12222112001298 and 12222112001307.

It is not an unprimeable number, because it can be changed into a prime (12222112001321) 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, 26599441 + ... + 27055026.

It is an arithmetic number, because the mean of its divisors is an integer number (2037045532088).

Almost surely, 2^{12222112001331} is an apocalyptic number.

12222112001331 is a deficient number, since it is larger than the sum of its proper divisors (4074252255373).

12222112001331 is an equidigital number, since it uses as much as digits as its factorization.

12222112001331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53730401.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12222112001331 its reverse (13310021122221), we get a palindrome (25532133123552).

The spelling of 12222112001331 in words is "twelve trillion, two hundred twenty-two billion, one hundred twelve million, one thousand, three hundred thirty-one".