101690011 has 2 divisors, whose sum is σ = 101690012. Its totient is φ = 101690010.

The previous prime is 101690009. The next prime is 101690051. The reversal of 101690011 is 110096101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101690011 - 2¹ = 101690009 is a prime.

Together with 101690009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101690051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50845005 + 50845006.

It is an arithmetic number, because the mean of its divisors is an integer number (50845006).

Almost surely, 2^101690011 is an apocalyptic number.

101690011 is a deficient number, since it is larger than the sum of its proper divisors (1).

101690011 is an equidigital number, since it uses as much as digits as its factorization.

101690011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 19.

The square root of 101690011 is about 10084.1465181740. The cubic root of 101690011 is about 466.7590688343.

The spelling of 101690011 in words is "one hundred one million, six hundred ninety thousand, eleven".