27021061116311 has 2 divisors, whose sum is σ = 27021061116312. Its totient is φ = 27021061116310.

The previous prime is 27021061116233. The next prime is 27021061116319. The reversal of 27021061116311 is 11361116012072.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27021061116311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27021061116319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13510530558155 + 13510530558156.

It is an arithmetic number, because the mean of its divisors is an integer number (13510530558156).

Almost surely, 2^{27021061116311} is an apocalyptic number.

27021061116311 is a deficient number, since it is larger than the sum of its proper divisors (1).

27021061116311 is an equidigital number, since it uses as much as digits as its factorization.

27021061116311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 32.

Adding to 27021061116311 its reverse (11361116012072), we get a palindrome (38382177128383).

The spelling of 27021061116311 in words is "twenty-seven trillion, twenty-one billion, sixty-one million, one hundred sixteen thousand, three hundred eleven".