22142432311 has 4 divisors (see below), whose sum is σ = 22146947800. Its totient is φ = 22137916824.

The previous prime is 22142432297. The next prime is 22142432353. The reversal of 22142432311 is 11323424122.

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

It is a cyclic number.

It is not a de Polignac number, because 22142432311 - 2⁷ = 22142432183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142432381) 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 3 ways as a sum of consecutive naturals, for example, 2250381 + ... + 2260198.

It is an arithmetic number, because the mean of its divisors is an integer number (5536736950).

Almost surely, 2^22142432311 is an apocalyptic number.

22142432311 is a deficient number, since it is larger than the sum of its proper divisors (4515489).

22142432311 is an equidigital number, since it uses as much as digits as its factorization.

22142432311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4515488.

The product of its digits is 2304, while the sum is 25.

Adding to 22142432311 its reverse (11323424122), we get a palindrome (33465856433).

The spelling of 22142432311 in words is "twenty-two billion, one hundred forty-two million, four hundred thirty-two thousand, three hundred eleven".