212323302030323 has 4 divisors (see below), whose sum is σ = 231625420396728. Its totient is φ = 193021183663920.

The previous prime is 212323302030293. The next prime is 212323302030383. The reversal of 212323302030323 is 323030203323212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212323302030323 - 2³⁴ = 212306122161139 is a prime.

It is a super-2 number, since 2×212323302030323² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212323302030383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9651059183186 + ... + 9651059183207.

It is an arithmetic number, because the mean of its divisors is an integer number (57906355099182).

Almost surely, 2^{212323302030323} is an apocalyptic number.

212323302030323 is a deficient number, since it is larger than the sum of its proper divisors (19302118366405).

212323302030323 is a wasteful number, since it uses less digits than its factorization.

212323302030323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19302118366404.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 212323302030323 its reverse (323030203323212), we get a palindrome (535353505353535).

The spelling of 212323302030323 in words is "two hundred twelve trillion, three hundred twenty-three billion, three hundred two million, thirty thousand, three hundred twenty-three".