2212220001323 has 4 divisors (see below), whose sum is σ = 2212224130848. Its totient is φ = 2212215871800.

The previous prime is 2212220001319. The next prime is 2212220001353. The reversal of 2212220001323 is 3231000222122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2212220001323 - 2² = 2212220001319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2212220001295 and 2212220001304.

It is not an unprimeable number, because it can be changed into a prime (2212220001353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1115828 + ... + 2381073.

It is an arithmetic number, because the mean of its divisors is an integer number (553056032712).

Almost surely, 2^{2212220001323} is an apocalyptic number.

2212220001323 is a deficient number, since it is larger than the sum of its proper divisors (4129525).

2212220001323 is an equidigital number, since it uses as much as digits as its factorization.

2212220001323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4129524.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2212220001323 its reverse (3231000222122), we get a palindrome (5443220223445).

The spelling of 2212220001323 in words is "two trillion, two hundred twelve billion, two hundred twenty million, one thousand, three hundred twenty-three".