502040020022 has 4 divisors (see below), whose sum is σ = 753060030036. Its totient is φ = 251020010010.

The previous prime is 502040020007. The next prime is 502040020033. The reversal of 502040020022 is 220020040205.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125510005004 + ... + 125510005007.

It is an arithmetic number, because the mean of its divisors is an integer number (188265007509).

Almost surely, 2^502040020022 is an apocalyptic number.

502040020022 is a deficient number, since it is larger than the sum of its proper divisors (251020010014).

502040020022 is a wasteful number, since it uses less digits than its factorization.

502040020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251020010013.

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

Adding to 502040020022 its reverse (220020040205), we get a palindrome (722060060227).

The spelling of 502040020022 in words is "five hundred two billion, forty million, twenty thousand, twenty-two".