212023301123 has 2 divisors, whose sum is σ = 212023301124. Its totient is φ = 212023301122.

The previous prime is 212023301099. The next prime is 212023301129. The reversal of 212023301123 is 321103320212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212023301123 - 2¹⁶ = 212023235587 is a prime.

It is a super-2 number, since 2×212023301123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212023301095 and 212023301104.

It is not a weakly prime, because it can be changed into another prime (212023301129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106011650561 + 106011650562.

It is an arithmetic number, because the mean of its divisors is an integer number (106011650562).

Almost surely, 2^212023301123 is an apocalyptic number.

212023301123 is a deficient number, since it is larger than the sum of its proper divisors (1).

212023301123 is an equidigital number, since it uses as much as digits as its factorization.

212023301123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212023301123 its reverse (321103320212), we get a palindrome (533126621335).

The spelling of 212023301123 in words is "two hundred twelve billion, twenty-three million, three hundred one thousand, one hundred twenty-three".