51232211313243 has 8 divisors (see below), whose sum is σ = 68309860996608. Its totient is φ = 34154684586024.

The previous prime is 51232211313233. The next prime is 51232211313287. The reversal of 51232211313243 is 34231311223215.

It is a happy number.

51232211313243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51232211313243 - 2¹⁴ = 51232211296859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51232211313233) 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 7 ways as a sum of consecutive naturals, for example, 29762371 + ... + 31436652.

It is an arithmetic number, because the mean of its divisors is an integer number (8538732624576).

Almost surely, 2^{51232211313243} is an apocalyptic number.

51232211313243 is a deficient number, since it is larger than the sum of its proper divisors (17077649683365).

51232211313243 is a wasteful number, since it uses less digits than its factorization.

51232211313243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61478073.

The product of its digits is 25920, while the sum is 33.

Adding to 51232211313243 its reverse (34231311223215), we get a palindrome (85463522536458).

The spelling of 51232211313243 in words is "fifty-one trillion, two hundred thirty-two billion, two hundred eleven million, three hundred thirteen thousand, two hundred forty-three".