22210201021 has 8 divisors (see below), whose sum is σ = 23584461120. Its totient is φ = 20843471808.

The previous prime is 22210201009. The next prime is 22210201063. The reversal of 22210201021 is 12010201222.

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 22210201021 - 2⁷ = 22210200893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22210200992 and 22210201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210201001) 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, 1876641 + ... + 1888438.

It is an arithmetic number, because the mean of its divisors is an integer number (2948057640).

Almost surely, 2^22210201021 is an apocalyptic number.

It is an amenable number.

22210201021 is a deficient number, since it is larger than the sum of its proper divisors (1374260099).

22210201021 is a wasteful number, since it uses less digits than its factorization.

22210201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765443.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22210201021 its reverse (12010201222), we get a palindrome (34220402243).

The spelling of 22210201021 in words is "twenty-two billion, two hundred ten million, two hundred one thousand, twenty-one".