212011307323 has 2 divisors, whose sum is σ = 212011307324. Its totient is φ = 212011307322.

The previous prime is 212011307303. The next prime is 212011307327. The reversal of 212011307323 is 323703110212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212011307323 - 2²⁵ = 211977752891 is a prime.

It is not a weakly prime, because it can be changed into another prime (212011307327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005653661 + 106005653662.

It is an arithmetic number, because the mean of its divisors is an integer number (106005653662).

Almost surely, 2^212011307323 is an apocalyptic number.

212011307323 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011307323 is an equidigital number, since it uses as much as digits as its factorization.

212011307323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 212011307323 its reverse (323703110212), we get a palindrome (535714417535).

The spelling of 212011307323 in words is "two hundred twelve billion, eleven million, three hundred seven thousand, three hundred twenty-three".