22244353143 has 8 divisors (see below), whose sum is σ = 29662310256. Its totient is φ = 14827982400.

The previous prime is 22244353141. The next prime is 22244353163. The reversal of 22244353143 is 34135344222.

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

It is not a de Polignac number, because 22244353143 - 2¹ = 22244353141 is a prime.

It is a super-2 number, since 2×22244353143² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244353141) 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, 363478 + ... + 420243.

It is an arithmetic number, because the mean of its divisors is an integer number (3707788782).

Almost surely, 2^22244353143 is an apocalyptic number.

22244353143 is a deficient number, since it is larger than the sum of its proper divisors (7417957113).

22244353143 is an equidigital number, since it uses as much as digits as its factorization.

22244353143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793185.

The product of its digits is 69120, while the sum is 33.

Adding to 22244353143 its reverse (34135344222), we get a palindrome (56379697365).

The spelling of 22244353143 in words is "twenty-two billion, two hundred forty-four million, three hundred fifty-three thousand, one hundred forty-three".