2101701 has 16 divisors (see below), whose sum is σ = 3282048. Its totient is φ = 1171200.

The previous prime is 2101681. The next prime is 2101703. The reversal of 2101701 is 1071012.

It is not a de Polignac number, because 2101701 - 2⁵ = 2101669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360 + ... + 2081.

It is an arithmetic number, because the mean of its divisors is an integer number (205128).

2^2101701 is an apocalyptic number.

2101701 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2101701 is a deficient number, since it is larger than the sum of its proper divisors (1180347).

2101701 is a wasteful number, since it uses less digits than its factorization.

2101701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492.

The product of its (nonzero) digits is 14, while the sum is 12.

The square root of 2101701 is about 1449.7244565779. The cubic root of 2101701 is about 128.0924828050.

Adding to 2101701 its reverse (1071012), we get a palindrome (3172713).

The spelling of 2101701 in words is "two million, one hundred one thousand, seven hundred one".