5111513415231 has 8 divisors (see below), whose sum is σ = 6816462866304. Its totient is φ = 3407119787160.

The previous prime is 5111513415221. The next prime is 5111513415233. The reversal of 5111513415231 is 1325143151115.

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

It is not a de Polignac number, because 5111513415231 - 2⁵ = 5111513415199 is a prime.

It is a super-2 number, since 2×5111513415231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5111513415192 and 5111513415201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111513415233) 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, 138934291 + ... + 138971076.

It is an arithmetic number, because the mean of its divisors is an integer number (852057858288).

Almost surely, 2^{5111513415231} is an apocalyptic number.

5111513415231 is a deficient number, since it is larger than the sum of its proper divisors (1704949451073).

5111513415231 is a wasteful number, since it uses less digits than its factorization.

5111513415231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277911501.

The product of its digits is 9000, while the sum is 33.

Adding to 5111513415231 its reverse (1325143151115), we get a palindrome (6436656566346).

The spelling of 5111513415231 in words is "five trillion, one hundred eleven billion, five hundred thirteen million, four hundred fifteen thousand, two hundred thirty-one".