4323113031231 has 64 divisors (see below), whose sum is σ = 6949394150400. Its totient is φ = 2646111587328.

The previous prime is 4323113031199. The next prime is 4323113031233. The reversal of 4323113031231 is 1321303113234.

4323113031231 is a `hidden beast` number, since 4 + 3 + 2 + 311 + 3 + 0 + 312 + 31 = 666.

It is not a de Polignac number, because 4323113031231 - 2⁵ = 4323113031199 is a prime.

It is a super-2 number, since 2×4323113031231² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4323113031195 and 4323113031204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323113031233) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2485155 + ... + 3849963.

It is an arithmetic number, because the mean of its divisors is an integer number (108584283600).

Almost surely, 2^{4323113031231} is an apocalyptic number.

4323113031231 is a deficient number, since it is larger than the sum of its proper divisors (2626281119169).

4323113031231 is a wasteful number, since it uses less digits than its factorization.

4323113031231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365005 (or 1364999 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 4323113031231 its reverse (1321303113234), we get a palindrome (5644416144465).

The spelling of 4323113031231 in words is "four trillion, three hundred twenty-three billion, one hundred thirteen million, thirty-one thousand, two hundred thirty-one".