22201021001 has 8 divisors (see below), whose sum is σ = 22281420384. Its totient is φ = 22120702560.

The previous prime is 22201020971. The next prime is 22201021019. The reversal of 22201021001 is 10012010222.

It is a happy number.

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 22201021001 - 2⁶ = 22201020937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22201021091) 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, 559061 + ... + 597453.

It is an arithmetic number, because the mean of its divisors is an integer number (2785177548).

Almost surely, 2^22201021001 is an apocalyptic number.

It is an amenable number.

22201021001 is a deficient number, since it is larger than the sum of its proper divisors (80399383).

22201021001 is a wasteful number, since it uses less digits than its factorization.

22201021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40471.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22201021001 its reverse (10012010222), we get a palindrome (32213031223).

The spelling of 22201021001 in words is "twenty-two billion, two hundred one million, twenty-one thousand, one".