22142042433 has 18 divisors (see below), whose sum is σ = 37204657074. Its totient is φ = 12652595424.

The previous prime is 22142042383. The next prime is 22142042437. The reversal of 22142042433 is 33424024122.

22142042433 is a `hidden beast` number, since 2 + 21 + 4 + 204 + 2 + 433 = 666.

It can be written as a sum of positive squares in only one way, i.e., 19660807089 + 2481235344 = 140217^2 + 49812^2 .

It is not a de Polignac number, because 22142042433 - 2⁸ = 22142042177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22142042397 and 22142042406.

It is not an unprimeable number, because it can be changed into a prime (22142042437) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 25103916 + ... + 25104797.

It is an arithmetic number, because the mean of its divisors is an integer number (2066925393).

Almost surely, 2^22142042433 is an apocalyptic number.

It is an amenable number.

22142042433 is a deficient number, since it is larger than the sum of its proper divisors (15062614641).

22142042433 is a wasteful number, since it uses less digits than its factorization.

22142042433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50208733 (or 50208723 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22142042433 its reverse (33424024122), we get a palindrome (55566066555).

The spelling of 22142042433 in words is "twenty-two billion, one hundred forty-two million, forty-two thousand, four hundred thirty-three".