42000222224 has 20 divisors (see below), whose sum is σ = 83360198460. Its totient is φ = 20487912960.

The previous prime is 42000222211. The next prime is 42000222307. The reversal of 42000222224 is 42222200024.

It can be written as a sum of positive squares in 2 ways, for example, as 1872119824 + 40128102400 = 43268^2 + 200320^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42000222196 and 42000222205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32011709 + ... + 32013020.

It is an arithmetic number, because the mean of its divisors is an integer number (4168009923).

Almost surely, 2^42000222224 is an apocalyptic number.

It is an amenable number.

42000222224 is a deficient number, since it is larger than the sum of its proper divisors (41359976236).

42000222224 is a wasteful number, since it uses less digits than its factorization.

42000222224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64024778 (or 64024772 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 42000222224 its reverse (42222200024), we get a palindrome (84222422248).

The spelling of 42000222224 in words is "forty-two billion, two hundred twenty-two thousand, two hundred twenty-four".