22054252143 has 16 divisors (see below), whose sum is σ = 36661614336. Its totient is φ = 11456754240.

The previous prime is 22054252141. The next prime is 22054252163. The reversal of 22054252143 is 34125245022.

It is not a de Polignac number, because 22054252143 - 2¹ = 22054252141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22054252143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22054252141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47736246 + ... + 47736707.

It is an arithmetic number, because the mean of its divisors is an integer number (2291350896).

Almost surely, 2^22054252143 is an apocalyptic number.

22054252143 is a deficient number, since it is larger than the sum of its proper divisors (14607362193).

22054252143 is a wasteful number, since it uses less digits than its factorization.

22054252143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95472974.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 22054252143 its reverse (34125245022), we get a palindrome (56179497165).

The spelling of 22054252143 in words is "twenty-two billion, fifty-four million, two hundred fifty-two thousand, one hundred forty-three".