3123322321212 has 18 divisors (see below), whose sum is σ = 7895064756488. Its totient is φ = 1041107440392.

The previous prime is 3123322321153. The next prime is 3123322321253. The reversal of 3123322321212 is 2121232233213.

3123322321212 is a `hidden beast` number, since 3 + 1 + 2 + 3 + 322 + 321 + 2 + 12 = 666.

3123322321212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×3123322321212² (a number of 26 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43379476648 + ... + 43379476719.

Almost surely, 2^{3123322321212} is an apocalyptic number.

It is an amenable number.

3123322321212 is an abundant number, since it is smaller than the sum of its proper divisors (4771742435276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3123322321212 is a wasteful number, since it uses less digits than its factorization.

3123322321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86758953377 (or 86758953372 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 3123322321212 its reverse (2121232233213), we get a palindrome (5244554554425).

The spelling of 3123322321212 in words is "three trillion, one hundred twenty-three billion, three hundred twenty-two million, three hundred twenty-one thousand, two hundred twelve".