27215230711 has 2 divisors, whose sum is σ = 27215230712. Its totient is φ = 27215230710.

The previous prime is 27215230591. The next prime is 27215230727. The reversal of 27215230711 is 11703251272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27215230711 - 2¹⁵ = 27215197943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27215230741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13607615355 + 13607615356.

It is an arithmetic number, because the mean of its divisors is an integer number (13607615356).

Almost surely, 2^27215230711 is an apocalyptic number.

27215230711 is a deficient number, since it is larger than the sum of its proper divisors (1).

27215230711 is an equidigital number, since it uses as much as digits as its factorization.

27215230711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 31.

Adding to 27215230711 its reverse (11703251272), we get a palindrome (38918481983).

The spelling of 27215230711 in words is "twenty-seven billion, two hundred fifteen million, two hundred thirty thousand, seven hundred eleven".