212212310212323 has 8 divisors (see below), whose sum is σ = 314388607722000. Its totient is φ = 141474873474864.

The previous prime is 212212310212283. The next prime is 212212310212459. The reversal of 212212310212323 is 323212013212212.

212212310212323 is a `hidden beast` number, since 2 + 1 + 2 + 2 + 1 + 2 + 310 + 21 + 2 + 323 = 666.

It is not a de Polignac number, because 212212310212323 - 2²⁹ = 212211773341411 is a prime.

It is a super-3 number, since 3×212212310212323³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 7859715193049 = 212212310212323 / (2 + 1 + 2 + 2 + 1 + 2 + 3 + 1 + 0 + 2 + 1 + 2 + 3 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (212212310712323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3929857596498 + ... + 3929857596551.

It is an arithmetic number, because the mean of its divisors is an integer number (39298575965250).

Almost surely, 2^{212212310212323} is an apocalyptic number.

212212310212323 is a deficient number, since it is larger than the sum of its proper divisors (102176297509677).

212212310212323 is an equidigital number, since it uses as much as digits as its factorization.

212212310212323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7859715193058 (or 7859715193052 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 212212310212323 its reverse (323212013212212), we get a palindrome (535424323424535).

The spelling of 212212310212323 in words is "two hundred twelve trillion, two hundred twelve billion, three hundred ten million, two hundred twelve thousand, three hundred twenty-three".