502013343121 has 16 divisors (see below), whose sum is σ = 516785068800. Its totient is φ = 487364976000.

The previous prime is 502013343107. The next prime is 502013343133. The reversal of 502013343121 is 121343310205.

It is a happy number.

It is not a de Polignac number, because 502013343121 - 2¹⁷ = 502013212049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (502013343191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13984846 + ... + 14020696.

It is an arithmetic number, because the mean of its divisors is an integer number (32299066800).

Almost surely, 2^502013343121 is an apocalyptic number.

It is an amenable number.

502013343121 is a deficient number, since it is larger than the sum of its proper divisors (14771725679).

502013343121 is a wasteful number, since it uses less digits than its factorization.

502013343121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37560.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 502013343121 its reverse (121343310205), we get a palindrome (623356653326).

The spelling of 502013343121 in words is "five hundred two billion, thirteen million, three hundred forty-three thousand, one hundred twenty-one".