502042305206121 has 48 divisors (see below), whose sum is σ = 676090202046336. Its totient is φ = 331367984324608.

The previous prime is 502042305206047. The next prime is 502042305206137. The reversal of 502042305206121 is 121602503240205.

It is a happy number.

It is not a de Polignac number, because 502042305206121 - 2¹⁰ = 502042305205097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (502042305206021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37042884481 + ... + 37042898033.

It is an arithmetic number, because the mean of its divisors is an integer number (14085212542632).

Almost surely, 2^{502042305206121} is an apocalyptic number.

It is an amenable number.

502042305206121 is a deficient number, since it is larger than the sum of its proper divisors (174047896840215).

502042305206121 is a wasteful number, since it uses less digits than its factorization.

502042305206121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14962 (or 14609 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 502042305206121 its reverse (121602503240205), we get a palindrome (623644808446326).

The spelling of 502042305206121 in words is "five hundred two trillion, forty-two billion, three hundred five million, two hundred six thousand, one hundred twenty-one".