222142402342 has 16 divisors (see below), whose sum is σ = 383095883520. Its totient is φ = 94633802568.

The previous prime is 222142402333. The next prime is 222142402343. The reversal of 222142402342 is 243204241222.

It is a happy number.

222142402342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222142402342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222142402343) 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 7 ways as a sum of consecutive naturals, for example, 47504592 + ... + 47509267.

It is an arithmetic number, because the mean of its divisors is an integer number (23943492720).

Almost surely, 2^222142402342 is an apocalyptic number.

222142402342 is a deficient number, since it is larger than the sum of its proper divisors (160953481178).

222142402342 is a wasteful number, since it uses less digits than its factorization.

222142402342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95014035.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 222142402342 its reverse (243204241222), we get a palindrome (465346643564).

The spelling of 222142402342 in words is "two hundred twenty-two billion, one hundred forty-two million, four hundred two thousand, three hundred forty-two".