22235305442 has 16 divisors (see below), whose sum is σ = 38122651392. Its totient is φ = 9528170400.

The previous prime is 22235305423. The next prime is 22235305483. The reversal of 22235305442 is 24450353222.

It is a junction number, because it is equal to n+sod(n) for n = 22235305399 and 22235305408.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11438 + ... + 211190.

It is an arithmetic number, because the mean of its divisors is an integer number (2382665712).

Almost surely, 2^22235305442 is an apocalyptic number.

22235305442 is a deficient number, since it is larger than the sum of its proper divisors (15887345950).

22235305442 is a wasteful number, since it uses less digits than its factorization.

22235305442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207713.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 22235305442 its reverse (24450353222), we get a palindrome (46685658664).

The spelling of 22235305442 in words is "twenty-two billion, two hundred thirty-five million, three hundred five thousand, four hundred forty-two".