321230012213 has 16 divisors (see below), whose sum is σ = 354737178432. Its totient is φ = 288441888000.

The previous prime is 321230012197. The next prime is 321230012221. The reversal of 321230012213 is 312210032123.

It is a cyclic number.

It is not a de Polignac number, because 321230012213 - 2⁴ = 321230012197 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 (321230012713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4125623 + ... + 4202763.

It is an arithmetic number, because the mean of its divisors is an integer number (22171073652).

Almost surely, 2^321230012213 is an apocalyptic number.

It is an amenable number.

321230012213 is a deficient number, since it is larger than the sum of its proper divisors (33507166219).

321230012213 is a wasteful number, since it uses less digits than its factorization.

321230012213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81796.

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

Adding to 321230012213 its reverse (312210032123), we get a palindrome (633440044336).

The spelling of 321230012213 in words is "three hundred twenty-one billion, two hundred thirty million, twelve thousand, two hundred thirteen".