213123002327 has 2 divisors, whose sum is σ = 213123002328. Its totient is φ = 213123002326.

The previous prime is 213123002297. The next prime is 213123002333. The reversal of 213123002327 is 723200321312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213123002327 - 2⁶ = 213123002263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213123002296 and 213123002305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213123002357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106561501163 + 106561501164.

It is an arithmetic number, because the mean of its divisors is an integer number (106561501164).

Almost surely, 2^213123002327 is an apocalyptic number.

213123002327 is a deficient number, since it is larger than the sum of its proper divisors (1).

213123002327 is an equidigital number, since it uses as much as digits as its factorization.

213123002327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 213123002327 its reverse (723200321312), we get a palindrome (936323323639).

The spelling of 213123002327 in words is "two hundred thirteen billion, one hundred twenty-three million, two thousand, three hundred twenty-seven".