22135230143 has 8 divisors (see below), whose sum is σ = 23839914000. Its totient is φ = 20430828288.

The previous prime is 22135230133. The next prime is 22135230157. The reversal of 22135230143 is 34103253122.

It is a happy number.

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

It is not a de Polignac number, because 22135230143 - 2⁴ = 22135230127 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 (22135230133) 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, 109583 + ... + 237231.

It is an arithmetic number, because the mean of its divisors is an integer number (2979989250).

Almost surely, 2^22135230143 is an apocalyptic number.

22135230143 is a deficient number, since it is larger than the sum of its proper divisors (1704683857).

22135230143 is a wasteful number, since it uses less digits than its factorization.

22135230143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141001.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 22135230143 its reverse (34103253122), we get a palindrome (56238483265).

The spelling of 22135230143 in words is "twenty-two billion, one hundred thirty-five million, two hundred thirty thousand, one hundred forty-three".