22210200021 has 8 divisors (see below), whose sum is σ = 29614290400. Its totient is φ = 14806454832.

The previous prime is 22210200013. The next prime is 22210200029. The reversal of 22210200021 is 12000201222.

It is an interprime number because it is at equal distance from previous prime (22210200013) and next prime (22210200029).

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

It is not a de Polignac number, because 22210200021 - 2³ = 22210200013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210200029) 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, 192630 + ... + 285528.

It is an arithmetic number, because the mean of its divisors is an integer number (3701786300).

Almost surely, 2^22210200021 is an apocalyptic number.

It is an amenable number.

22210200021 is a deficient number, since it is larger than the sum of its proper divisors (7404090379).

22210200021 is an equidigital number, since it uses as much as digits as its factorization.

22210200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172595.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22210200021 its reverse (12000201222), we get a palindrome (34210401243).

The spelling of 22210200021 in words is "twenty-two billion, two hundred ten million, two hundred thousand, twenty-one".