1011687170211 has 16 divisors (see below), whose sum is σ = 1577679798400. Its totient is φ = 638960317704.

The previous prime is 1011687170201. The next prime is 1011687170213. The reversal of 1011687170211 is 1120717861101.

It is a happy number.

It is not a de Polignac number, because 1011687170211 - 2⁶ = 1011687170147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011687170213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 986049361 + ... + 986050386.

It is an arithmetic number, because the mean of its divisors is an integer number (98604987400).

Almost surely, 2^{1011687170211} is an apocalyptic number.

1011687170211 is a deficient number, since it is larger than the sum of its proper divisors (565992628189).

1011687170211 is a wasteful number, since it uses less digits than its factorization.

1011687170211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972099775 (or 1972099769 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 36.

The spelling of 1011687170211 in words is "one trillion, eleven billion, six hundred eighty-seven million, one hundred seventy thousand, two hundred eleven".