213826247923 has 2 divisors, whose sum is σ = 213826247924. Its totient is φ = 213826247922.

The previous prime is 213826247881. The next prime is 213826247927. The reversal of 213826247923 is 329742628312.

213826247923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213826247923 - 2²⁹ = 213289377011 is a prime.

It is not a weakly prime, because it can be changed into another prime (213826247927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106913123961 + 106913123962.

It is an arithmetic number, because the mean of its divisors is an integer number (106913123962).

Almost surely, 2^213826247923 is an apocalyptic number.

213826247923 is a deficient number, since it is larger than the sum of its proper divisors (1).

213826247923 is an equidigital number, since it uses as much as digits as its factorization.

213826247923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 49.

The spelling of 213826247923 in words is "two hundred thirteen billion, eight hundred twenty-six million, two hundred forty-seven thousand, nine hundred twenty-three".