22323333140221 has 4 divisors (see below), whose sum is σ = 22323368640700. Its totient is φ = 22323297639744.

The previous prime is 22323333140201. The next prime is 22323333140293. The reversal of 22323333140221 is 12204133332322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9109163023321 + 13214170116900 = 3018139^2 + 3635130^2 .

It is a cyclic number.

It is not a de Polignac number, because 22323333140221 - 2¹⁹ = 22323332615933 is a prime.

It is a super-3 number, since 3×22323333140221³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22323333140201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16789686 + ... + 18070423.

It is an arithmetic number, because the mean of its divisors is an integer number (5580842160175).

Almost surely, 2^{22323333140221} is an apocalyptic number.

It is an amenable number.

22323333140221 is a deficient number, since it is larger than the sum of its proper divisors (35500479).

22323333140221 is an equidigital number, since it uses as much as digits as its factorization.

22323333140221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35500478.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 22323333140221 its reverse (12204133332322), we get a palindrome (34527466472543).

The spelling of 22323333140221 in words is "twenty-two trillion, three hundred twenty-three billion, three hundred thirty-three million, one hundred forty thousand, two hundred twenty-one".