22100021201 has 8 divisors (see below), whose sum is σ = 23063268480. Its totient is φ = 21136972032.

The previous prime is 22100021197. The next prime is 22100021243. The reversal of 22100021201 is 10212000122.

It is a happy number.

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

It is not a de Polignac number, because 22100021201 - 2² = 22100021197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100021401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206705 + ... + 294833.

It is an arithmetic number, because the mean of its divisors is an integer number (2882908560).

Almost surely, 2^22100021201 is an apocalyptic number.

It is an amenable number.

22100021201 is a deficient number, since it is larger than the sum of its proper divisors (963247279).

22100021201 is a wasteful number, since it uses less digits than its factorization.

22100021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99055.

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

Adding to 22100021201 its reverse (10212000122), we get a palindrome (32312021323).

The spelling of 22100021201 in words is "twenty-two billion, one hundred million, twenty-one thousand, two hundred one".