22143341244001 has 4 divisors (see below), whose sum is σ = 22144772355012. Its totient is φ = 22141910132992.

The previous prime is 22143341243971. The next prime is 22143341244007. The reversal of 22143341244001 is 10044214334122.

It is a happy number.

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 16855549013601 + 5287792230400 = 4105551^2 + 2299520^2 .

It is a cyclic number.

It is not a de Polignac number, because 22143341244001 - 2³³ = 22134751309409 is a prime.

It is a super-2 number, since 2×22143341244001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22143341244007) 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 3 ways as a sum of consecutive naturals, for example, 715532296 + ... + 715563241.

It is an arithmetic number, because the mean of its divisors is an integer number (5536193088753).

Almost surely, 2^{22143341244001} is an apocalyptic number.

It is an amenable number.

22143341244001 is a deficient number, since it is larger than the sum of its proper divisors (1431111011).

22143341244001 is a wasteful number, since it uses less digits than its factorization.

22143341244001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431111010.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 22143341244001 its reverse (10044214334122), we get a palindrome (32187555578123).

The spelling of 22143341244001 in words is "twenty-two trillion, one hundred forty-three billion, three hundred forty-one million, two hundred forty-four thousand, one".