5320440340231 has 16 divisors (see below), whose sum is σ = 5409412968960. Its totient is φ = 5232227504800.

The previous prime is 5320440340211. The next prime is 5320440340277. The reversal of 5320440340231 is 1320430440235.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5320440340231 - 2²³ = 5320431951623 is a prime.

It is a super-2 number, since 2×5320440340231² (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 = 5320440340193 and 5320440340202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5320440340211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22128000 + ... + 22367146.

It is an arithmetic number, because the mean of its divisors is an integer number (338088310560).

Almost surely, 2^{5320440340231} is an apocalyptic number.

5320440340231 is a deficient number, since it is larger than the sum of its proper divisors (88972628729).

5320440340231 is a wasteful number, since it uses less digits than its factorization.

5320440340231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240734.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 5320440340231 its reverse (1320430440235), we get a palindrome (6640870780466).

The spelling of 5320440340231 in words is "five trillion, three hundred twenty billion, four hundred forty million, three hundred forty thousand, two hundred thirty-one".