20223134422042 has 8 divisors (see below), whose sum is σ = 30438233038836. Its totient is φ = 10077056742432.

The previous prime is 20223134422039. The next prime is 20223134422079. The reversal of 20223134422042 is 24022443132202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18918419919961 + 1304714502081 = 4349531^2 + 1142241^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20223134421995 and 20223134422013.

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 3 ways as a sum of consecutive naturals, for example, 17255233563 + ... + 17255234734.

Almost surely, 2^{20223134422042} is an apocalyptic number.

20223134422042 is a deficient number, since it is larger than the sum of its proper divisors (10215098616794).

20223134422042 is a wasteful number, since it uses less digits than its factorization.

20223134422042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34510468592.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 20223134422042 its reverse (24022443132202), we get a palindrome (44245577554244).

The spelling of 20223134422042 in words is "twenty trillion, two hundred twenty-three billion, one hundred thirty-four million, four hundred twenty-two thousand, forty-two".