22202422242021 has 24 divisors (see below), whose sum is σ = 36652733807040. Its totient is φ = 12686712068736.

The previous prime is 22202422242019. The next prime is 22202422242079. The reversal of 22202422242021 is 12024222420222.

It is not a de Polignac number, because 22202422242021 - 2¹ = 22202422242019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202422246021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3274420 + ... + 7424733.

It is an arithmetic number, because the mean of its divisors is an integer number (1527197241960).

Almost surely, 2^{22202422242021} is an apocalyptic number.

22202422242021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22202422242021 is a deficient number, since it is larger than the sum of its proper divisors (14450311565019).

22202422242021 is a wasteful number, since it uses less digits than its factorization.

22202422242021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10732105 (or 10732102 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 22202422242021 its reverse (12024222420222), we get a palindrome (34226644662243).

The spelling of 22202422242021 in words is "twenty-two trillion, two hundred two billion, four hundred twenty-two million, two hundred forty-two thousand, twenty-one".