51234210320113 has 16 divisors (see below), whose sum is σ = 53468837001216. Its totient is φ = 49059003692880.

The previous prime is 51234210320057. The next prime is 51234210320119. The reversal of 51234210320113 is 31102301243215.

51234210320113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 51234210320113 - 2²¹ = 51234208222961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51234210320119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63353583 + ... + 64157188.

It is an arithmetic number, because the mean of its divisors is an integer number (3341802312576).

Almost surely, 2^{51234210320113} is an apocalyptic number.

It is an amenable number.

51234210320113 is a deficient number, since it is larger than the sum of its proper divisors (2234626681103).

51234210320113 is a wasteful number, since it uses less digits than its factorization.

51234210320113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127511004.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 51234210320113 its reverse (31102301243215), we get a palindrome (82336511563328).

The spelling of 51234210320113 in words is "fifty-one trillion, two hundred thirty-four billion, two hundred ten million, three hundred twenty thousand, one hundred thirteen".