212320321013 has 8 divisors (see below), whose sum is σ = 213740285760. Its totient is φ = 210904960000.

The previous prime is 212320320973. The next prime is 212320321027. The reversal of 212320321013 is 310123023212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212320321013 - 2¹⁰ = 212320319989 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 (212320321093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1058363 + ... + 1242888.

It is an arithmetic number, because the mean of its divisors is an integer number (26717535720).

Almost surely, 2^212320321013 is an apocalyptic number.

It is an amenable number.

212320321013 is a deficient number, since it is larger than the sum of its proper divisors (1419964747).

212320321013 is a wasteful number, since it uses less digits than its factorization.

212320321013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301867.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212320321013 its reverse (310123023212), we get a palindrome (522443344225).

The spelling of 212320321013 in words is "two hundred twelve billion, three hundred twenty million, three hundred twenty-one thousand, thirteen".