27986022122111 has 2 divisors, whose sum is σ = 27986022122112. Its totient is φ = 27986022122110.

The previous prime is 27986022121957. The next prime is 27986022122141. The reversal of 27986022122111 is 11122122068972.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27986022122111 - 2²² = 27986017927807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27986022122141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13993011061055 + 13993011061056.

It is an arithmetic number, because the mean of its divisors is an integer number (13993011061056).

Almost surely, 2^{27986022122111} is an apocalyptic number.

27986022122111 is a deficient number, since it is larger than the sum of its proper divisors (1).

27986022122111 is an equidigital number, since it uses as much as digits as its factorization.

27986022122111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 44.

The spelling of 27986022122111 in words is "twenty-seven trillion, nine hundred eighty-six billion, twenty-two million, one hundred twenty-two thousand, one hundred eleven".