22322212001 has 4 divisors (see below), whose sum is σ = 22323044352. Its totient is φ = 22321379652.

The previous prime is 22322211991. The next prime is 22322212013. The reversal of 22322212001 is 10021222322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22322212001 - 2⁶ = 22322211937 is a prime.

It is a super-3 number, since 3×22322212001³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22322214001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374561 + ... + 430046.

It is an arithmetic number, because the mean of its divisors is an integer number (5580761088).

Almost surely, 2^22322212001 is an apocalyptic number.

It is an amenable number.

22322212001 is a deficient number, since it is larger than the sum of its proper divisors (832351).

22322212001 is an equidigital number, since it uses as much as digits as its factorization.

22322212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832350.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22322212001 its reverse (10021222322), we get a palindrome (32343434323).

The spelling of 22322212001 in words is "twenty-two billion, three hundred twenty-two million, two hundred twelve thousand, one".