12210300210312 has 96 divisors (see below), whose sum is σ = 34030982494080. Its totient is φ = 3953093639040.

The previous prime is 12210300210293. The next prime is 12210300210313. The reversal of 12210300210312 is 21301200301221.

12210300210312 is a `hidden beast` number, since 1 + 22 + 10 + 300 + 21 + 0 + 312 = 666.

12210300210312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12210300210312² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12210300210313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13328623 + ... + 14215230.

It is an arithmetic number, because the mean of its divisors is an integer number (354489400980).

Almost surely, 2^{12210300210312} is an apocalyptic number.

12210300210312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12210300210312 is an abundant number, since it is smaller than the sum of its proper divisors (21820682283768).

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

12210300210312 is a wasteful number, since it uses less digits than its factorization.

12210300210312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27544043 (or 27544036 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12210300210312 its reverse (21301200301221), we get a palindrome (33511500511533).

Subtracting 12210300210312 from its reverse (21301200301221), we obtain a palindrome (9090900090909).

The spelling of 12210300210312 in words is "twelve trillion, two hundred ten billion, three hundred million, two hundred ten thousand, three hundred twelve".