220240022042 has 8 divisors (see below), whose sum is σ = 336593241396. Its totient is φ = 108042274912.

The previous prime is 220240022039. The next prime is 220240022047. The reversal of 220240022042 is 240220042022.

It can be written as a sum of positive squares in 2 ways, for example, as 219755625961 + 484396081 = 468781^2 + 22009^2 .

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

It is not an unprimeable number, because it can be changed into a prime (220240022047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1038867923 + ... + 1038868134.

Almost surely, 2^220240022042 is an apocalyptic number.

220240022042 is a deficient number, since it is larger than the sum of its proper divisors (116353219354).

220240022042 is a wasteful number, since it uses less digits than its factorization.

220240022042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077736112.

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

Adding to 220240022042 its reverse (240220042022), we get a palindrome (460460064064).

The spelling of 220240022042 in words is "two hundred twenty billion, two hundred forty million, twenty-two thousand, forty-two".