22221331302309 has 32 divisors (see below), whose sum is σ = 29869485319296. Its totient is φ = 14693885122560.

The previous prime is 22221331302299. The next prime is 22221331302319. The reversal of 22221331302309 is 90320313312222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22221331302299) and next prime (22221331302319).

It is not a de Polignac number, because 22221331302309 - 2²⁴ = 22221314525093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22221331302309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221331302319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3787508794 + ... + 3787514660.

It is an arithmetic number, because the mean of its divisors is an integer number (933421416228).

Almost surely, 2^{22221331302309} is an apocalyptic number.

It is an amenable number.

22221331302309 is a deficient number, since it is larger than the sum of its proper divisors (7648154016987).

22221331302309 is a wasteful number, since it uses less digits than its factorization.

22221331302309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12085.

The product of its (nonzero) digits is 23328, while the sum is 33.

The spelling of 22221331302309 in words is "twenty-two trillion, two hundred twenty-one billion, three hundred thirty-one million, three hundred two thousand, three hundred nine".