22001120323 has 16 divisors (see below), whose sum is σ = 27708034816. Its totient is φ = 17002651680.

The previous prime is 22001120293. The next prime is 22001120359. The reversal of 22001120323 is 32302110022.

It is not a de Polignac number, because 22001120323 - 2¹⁷ = 22000989251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22001120297 and 22001120306.

It is not an unprimeable number, because it can be changed into a prime (22001120363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2807373 + ... + 2815198.

It is an arithmetic number, because the mean of its divisors is an integer number (1731752176).

Almost surely, 2^22001120323 is an apocalyptic number.

22001120323 is a deficient number, since it is larger than the sum of its proper divisors (5706914493).

22001120323 is a wasteful number, since it uses less digits than its factorization.

22001120323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5622634.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22001120323 its reverse (32302110022), we get a palindrome (54303230345).

The spelling of 22001120323 in words is "twenty-two billion, one million, one hundred twenty thousand, three hundred twenty-three".