122312104150212 has 72 divisors (see below), whose sum is σ = 315013851472320. Its totient is φ = 40001126817600.

The previous prime is 122312104150189. The next prime is 122312104150217. The reversal of 122312104150212 is 212051401213221.

122312104150212 is a `hidden beast` number, since 1 + 2 + 2 + 31 + 2 + 1 + 0 + 415 + 0 + 212 = 666.

It is not an unprimeable number, because it can be changed into a prime (122312104150217) 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 23 ways as a sum of consecutive naturals, for example, 472938337 + ... + 473196887.

It is an arithmetic number, because the mean of its divisors is an integer number (4375192381560).

Almost surely, 2^{122312104150212} is an apocalyptic number.

122312104150212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122312104150212 is an abundant number, since it is smaller than the sum of its proper divisors (192701747322108).

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

122312104150212 is a wasteful number, since it uses less digits than its factorization.

122312104150212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506553 (or 506548 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 122312104150212 its reverse (212051401213221), we get a palindrome (334363505363433).

The spelling of 122312104150212 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred four million, one hundred fifty thousand, two hundred twelve".