22000221001 has 8 divisors (see below), whose sum is σ = 24001370208. Its totient is φ = 19999260000.

The previous prime is 22000220993. The next prime is 22000221007. The reversal of 22000221001 is 10012200022.

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

It is a cyclic number.

It is not a de Polignac number, because 22000221001 - 2³ = 22000220993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22000221007) 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, 326026 + ... + 387676.

It is an arithmetic number, because the mean of its divisors is an integer number (3000171276).

Almost surely, 2^22000221001 is an apocalyptic number.

It is an amenable number.

22000221001 is a deficient number, since it is larger than the sum of its proper divisors (2001149207).

22000221001 is a wasteful number, since it uses less digits than its factorization.

22000221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94103.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22000221001 its reverse (10012200022), we get a palindrome (32012421023).

It can be divided in two parts, 2200022 and 1001, that multiplied together give a palindrome (2202222022).

The spelling of 22000221001 in words is "twenty-two billion, two hundred twenty-one thousand, one".