503121410003342 has 32 divisors (see below), whose sum is σ = 813578236031232. Its totient is φ = 231968845407744.

The previous prime is 503121410003339. The next prime is 503121410003351. The reversal of 503121410003342 is 243300014121305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2940373763 + ... + 2940544865.

It is an arithmetic number, because the mean of its divisors is an integer number (25424319875976).

Almost surely, 2^{503121410003342} is an apocalyptic number.

503121410003342 is a deficient number, since it is larger than the sum of its proper divisors (310456826027890).

503121410003342 is a wasteful number, since it uses less digits than its factorization.

503121410003342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287852.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 503121410003342 its reverse (243300014121305), we get a palindrome (746421424124647).

The spelling of 503121410003342 in words is "five hundred three trillion, one hundred twenty-one billion, four hundred ten million, three thousand, three hundred forty-two".