2101124 has 12 divisors (see below), whose sum is σ = 3704400. Its totient is φ = 1042728.

The previous prime is 2101123. The next prime is 2101129. The reversal of 2101124 is 4211012.

It is not an unprimeable number, because it can be changed into a prime (2101123) 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 3 ways as a sum of consecutive naturals, for example, 1334 + ... + 2445.

It is an arithmetic number, because the mean of its divisors is an integer number (308700).

2^2101124 is an apocalyptic number.

It is an amenable number.

2101124 is a deficient number, since it is larger than the sum of its proper divisors (1603276).

2101124 is a wasteful number, since it uses less digits than its factorization.

2101124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3922 (or 3920 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2101124 is about 1449.5254395836. The cubic root of 2101124 is about 128.0807595822.

Adding to 2101124 its reverse (4211012), we get a palindrome (6312136).

The spelling of 2101124 in words is "two million, one hundred one thousand, one hundred twenty-four".