500022000242 has 18 divisors (see below), whose sum is σ = 757270217613. Its totient is φ = 247621447552.

The previous prime is 500022000143. The next prime is 500022000253. The reversal of 500022000242 is 242000220005.

It can be written as a sum of positive squares in 2 ways, for example, as 349740949321 + 150281050921 = 591389^2 + 387661^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=500011.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 500022000242.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 107000018 + ... + 107004690.

Almost surely, 2^500022000242 is an apocalyptic number.

500022000242 is a deficient number, since it is larger than the sum of its proper divisors (257248217371).

500022000242 is an frugal number, since it uses more digits than its factorization.

500022000242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9562 (or 4782 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

Adding to 500022000242 its reverse (242000220005), we get a palindrome (742022220247).

The spelling of 500022000242 in words is "five hundred billion, twenty-two million, two hundred forty-two", and thus it is an aban number.