1012679171111 has 2 divisors, whose sum is σ = 1012679171112. Its totient is φ = 1012679171110.

The previous prime is 1012679171089. The next prime is 1012679171137. The reversal of 1012679171111 is 1111719762101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012679171111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012679173111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506339585555 + 506339585556.

It is an arithmetic number, because the mean of its divisors is an integer number (506339585556).

Almost surely, 2^{1012679171111} is an apocalyptic number.

1012679171111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012679171111 is an equidigital number, since it uses as much as digits as its factorization.

1012679171111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 38.

The spelling of 1012679171111 in words is "one trillion, twelve billion, six hundred seventy-nine million, one hundred seventy-one thousand, one hundred eleven".