22110001321 has 16 divisors (see below), whose sum is σ = 23651357184. Its totient is φ = 20595631104.

The previous prime is 22110001313. The next prime is 22110001343. The reversal of 22110001321 is 12310001122.

It is not a de Polignac number, because 22110001321 - 2³ = 22110001313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22110001351) 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, 5291185 + ... + 5295361.

It is an arithmetic number, because the mean of its divisors is an integer number (1478209824).

Almost surely, 2^22110001321 is an apocalyptic number.

It is an amenable number.

22110001321 is a deficient number, since it is larger than the sum of its proper divisors (1541355863).

22110001321 is a wasteful number, since it uses less digits than its factorization.

22110001321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7320.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 22110001321 its reverse (12310001122), we get a palindrome (34420002443).

The spelling of 22110001321 in words is "twenty-two billion, one hundred ten million, one thousand, three hundred twenty-one".