321212113201233 has 16 divisors (see below), whose sum is σ = 475870098278400. Its totient is φ = 214141273376400.

The previous prime is 321212113201193. The next prime is 321212113201249. The reversal of 321212113201233 is 332102311212123.

321212113201233 is a `hidden beast` number, since 3 + 2 + 1 + 2 + 1 + 211 + 320 + 123 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-321212113201233 is a prime.

It is a super-2 number, since 2×321212113201233² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 321212113201197 and 321212113201206.

It is not an unprimeable number, because it can be changed into a prime (321212113401233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58397863 + ... + 63661091.

It is an arithmetic number, because the mean of its divisors is an integer number (29741881142400).

Almost surely, 2^{321212113201233} is an apocalyptic number.

It is an amenable number.

321212113201233 is a deficient number, since it is larger than the sum of its proper divisors (154657985077167).

321212113201233 is a wasteful number, since it uses less digits than its factorization.

321212113201233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7523589 (or 7523583 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 321212113201233 its reverse (332102311212123), we get a palindrome (653314424413356).

The spelling of 321212113201233 in words is "three hundred twenty-one trillion, two hundred twelve billion, one hundred thirteen million, two hundred one thousand, two hundred thirty-three".