10323012013 has 4 divisors (see below), whose sum is σ = 10324273500. Its totient is φ = 10321750528.

The previous prime is 10323011969. The next prime is 10323012023. The reversal of 10323012013 is 31021032301.

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 4799995524 + 5523016489 = 69282^2 + 74317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10323012013 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 (10323012023) 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, 618388 + ... + 634861.

It is an arithmetic number, because the mean of its divisors is an integer number (2581068375).

Almost surely, 2^10323012013 is an apocalyptic number.

It is an amenable number.

10323012013 is a deficient number, since it is larger than the sum of its proper divisors (1261487).

10323012013 is an equidigital number, since it uses as much as digits as its factorization.

10323012013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261486.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10323012013 its reverse (31021032301), we get a palindrome (41344044314).

The spelling of 10323012013 in words is "ten billion, three hundred twenty-three million, twelve thousand, thirteen".