4312131123323 has 16 divisors (see below), whose sum is σ = 4487372804736. Its totient is φ = 4140382646400.

The previous prime is 4312131123319. The next prime is 4312131123367. The reversal of 4312131123323 is 3233211312134.

It is a cyclic number.

It is not a de Polignac number, because 4312131123323 - 2² = 4312131123319 is a prime.

It is a super-3 number, since 3×4312131123323³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4312131123023) 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, 30072065 + ... + 30215117.

It is an arithmetic number, because the mean of its divisors is an integer number (280460800296).

Almost surely, 2^{4312131123323} is an apocalyptic number.

4312131123323 is a deficient number, since it is larger than the sum of its proper divisors (175241681413).

4312131123323 is a wasteful number, since it uses less digits than its factorization.

4312131123323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155254.

The product of its digits is 7776, while the sum is 29.

Adding to 4312131123323 its reverse (3233211312134), we get a palindrome (7545342435457).

The spelling of 4312131123323 in words is "four trillion, three hundred twelve billion, one hundred thirty-one million, one hundred twenty-three thousand, three hundred twenty-three".