10312032112013 has 4 divisors (see below), whose sum is σ = 10312082415900. Its totient is φ = 10311981808128.

The previous prime is 10312032111967. The next prime is 10312032112033. The reversal of 10312032112013 is 31021123021301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7628273896489 + 2683758215524 = 2761933^2 + 1638218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10312032112013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312032112033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24843188 + ... + 25254861.

It is an arithmetic number, because the mean of its divisors is an integer number (2578020603975).

Almost surely, 2^{10312032112013} is an apocalyptic number.

It is an amenable number.

10312032112013 is a deficient number, since it is larger than the sum of its proper divisors (50303887).

10312032112013 is an equidigital number, since it uses as much as digits as its factorization.

10312032112013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50303886.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 10312032112013 its reverse (31021123021301), we get a palindrome (41333155133314).

The spelling of 10312032112013 in words is "ten trillion, three hundred twelve billion, thirty-two million, one hundred twelve thousand, thirteen".