5231001512123 has 8 divisors (see below), whose sum is σ = 5411903066400. Its totient is φ = 5050134770688.

The previous prime is 5231001512101. The next prime is 5231001512291. The reversal of 5231001512123 is 3212151001325.

5231001512123 is digitally balanced in base 3, 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 a cyclic number.

It is not a de Polignac number, because 5231001512123 - 2¹⁴ = 5231001495739 is a prime.

It is a super-2 number, since 2×5231001512123² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5231001512092 and 5231001512101.

It is not an unprimeable number, because it can be changed into a prime (5231001512623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8397311 + ... + 8998712.

It is an arithmetic number, because the mean of its divisors is an integer number (676487883300).

Almost surely, 2^{5231001512123} is an apocalyptic number.

5231001512123 is a deficient number, since it is larger than the sum of its proper divisors (180901554277).

5231001512123 is a wasteful number, since it uses less digits than its factorization.

5231001512123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17406421.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 5231001512123 its reverse (3212151001325), we get a palindrome (8443152513448).

The spelling of 5231001512123 in words is "five trillion, two hundred thirty-one billion, one million, five hundred twelve thousand, one hundred twenty-three".