27211604011 has 2 divisors, whose sum is σ = 27211604012. Its totient is φ = 27211604010.

The previous prime is 27211604003. The next prime is 27211604087. The reversal of 27211604011 is 11040611272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27211604011 - 2³ = 27211604003 is a prime.

It is not a weakly prime, because it can be changed into another prime (27211604411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13605802005 + 13605802006.

It is an arithmetic number, because the mean of its divisors is an integer number (13605802006).

Almost surely, 2^27211604011 is an apocalyptic number.

27211604011 is a deficient number, since it is larger than the sum of its proper divisors (1).

27211604011 is an equidigital number, since it uses as much as digits as its factorization.

27211604011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

The spelling of 27211604011 in words is "twenty-seven billion, two hundred eleven million, six hundred four thousand, eleven".