312532344113 has 16 divisors (see below), whose sum is σ = 344576768256. Its totient is φ = 281095319040.

The previous prime is 312532344097. The next prime is 312532344133. The reversal of 312532344113 is 311443235213.

It is a cyclic number.

It is not a de Polignac number, because 312532344113 - 2⁴ = 312532344097 is a prime.

It is a super-2 number, since 2×312532344113² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 312532344113.

It is not an unprimeable number, because it can be changed into a prime (312532344133) 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, 3177095 + ... + 3273987.

It is an arithmetic number, because the mean of its divisors is an integer number (21536048016).

Almost surely, 2^312532344113 is an apocalyptic number.

It is an amenable number.

312532344113 is a deficient number, since it is larger than the sum of its proper divisors (32044424143).

312532344113 is a wasteful number, since it uses less digits than its factorization.

312532344113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100024.

The product of its digits is 25920, while the sum is 32.

Adding to 312532344113 its reverse (311443235213), we get a palindrome (623975579326).

The spelling of 312532344113 in words is "three hundred twelve billion, five hundred thirty-two million, three hundred forty-four thousand, one hundred thirteen".