10331320213 has 4 divisors (see below), whose sum is σ = 10355860588. Its totient is φ = 10306779840.

The previous prime is 10331320193. The next prime is 10331320217. The reversal of 10331320213 is 31202313301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31202313301 = 97 ⋅321673333.

It can be written as a sum of positive squares in 2 ways, for example, as 5338201969 + 4993118244 = 73063^2 + 70662^2 .

It is a cyclic number.

It is not a de Polignac number, because 10331320213 - 2⁹ = 10331319701 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 (10331320217) 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, 12269556 + ... + 12270397.

It is an arithmetic number, because the mean of its divisors is an integer number (2588965147).

Almost surely, 2^10331320213 is an apocalyptic number.

It is an amenable number.

10331320213 is a deficient number, since it is larger than the sum of its proper divisors (24540375).

10331320213 is an equidigital number, since it uses as much as digits as its factorization.

10331320213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24540374.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 10331320213 its reverse (31202313301), we get a palindrome (41533633514).

The spelling of 10331320213 in words is "ten billion, three hundred thirty-one million, three hundred twenty thousand, two hundred thirteen".