101061166511 has 2 divisors, whose sum is σ = 101061166512. Its totient is φ = 101061166510.

The previous prime is 101061166489. The next prime is 101061166513. The reversal of 101061166511 is 115661160101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101061166511 - 2²² = 101056972207 is a prime.

Together with 101061166513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101061166513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50530583255 + 50530583256.

It is an arithmetic number, because the mean of its divisors is an integer number (50530583256).

Almost surely, 2^101061166511 is an apocalyptic number.

101061166511 is a deficient number, since it is larger than the sum of its proper divisors (1).

101061166511 is an equidigital number, since it uses as much as digits as its factorization.

101061166511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 29.

The spelling of 101061166511 in words is "one hundred one billion, sixty-one million, one hundred sixty-six thousand, five hundred eleven".