22142204041243 has 16 divisors (see below), whose sum is σ = 26013358863072. Its totient is φ = 18580770432000.

The previous prime is 22142204041231. The next prime is 22142204041303. The reversal of 22142204041243 is 34214040224122.

It is a cyclic number.

It is not a de Polignac number, because 22142204041243 - 2⁵ = 22142204041211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22142204041343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39602373 + ... + 40157593.

It is an arithmetic number, because the mean of its divisors is an integer number (1625834928942).

Almost surely, 2^{22142204041243} is an apocalyptic number.

22142204041243 is a deficient number, since it is larger than the sum of its proper divisors (3871154821829).

22142204041243 is a wasteful number, since it uses less digits than its factorization.

22142204041243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834126.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 22142204041243 its reverse (34214040224122), we get a palindrome (56356244265365).

The spelling of 22142204041243 in words is "twenty-two trillion, one hundred forty-two billion, two hundred four million, forty-one thousand, two hundred forty-three".