213132312227 has 2 divisors, whose sum is σ = 213132312228. Its totient is φ = 213132312226.

The previous prime is 213132312181. The next prime is 213132312259. The reversal of 213132312227 is 722213231312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213132312227 - 2⁸ = 213132311971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213132312227.

It is not a weakly prime, because it can be changed into another prime (213152312227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106566156113 + 106566156114.

It is an arithmetic number, because the mean of its divisors is an integer number (106566156114).

Almost surely, 2^213132312227 is an apocalyptic number.

213132312227 is a deficient number, since it is larger than the sum of its proper divisors (1).

213132312227 is an equidigital number, since it uses as much as digits as its factorization.

213132312227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 29.

Adding to 213132312227 its reverse (722213231312), we get a palindrome (935345543539).

The spelling of 213132312227 in words is "two hundred thirteen billion, one hundred thirty-two million, three hundred twelve thousand, two hundred twenty-seven".