2124101 has 12 divisors (see below), whose sum is σ = 2511648. Its totient is φ = 1790712.

The previous prime is 2124049. The next prime is 2124127. The reversal of 2124101 is 1014212.

2124101 = 144² + 145² + ... + 210².

It is not a de Polignac number, because 2124101 - 2⁶ = 2124037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2960 + ... + 3606.

It is an arithmetic number, because the mean of its divisors is an integer number (209304).

2^2124101 is an apocalyptic number.

It is an amenable number.

2124101 is a deficient number, since it is larger than the sum of its proper divisors (387547).

2124101 is an equidigital number, since it uses as much as digits as its factorization.

2124101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728 (or 721 counting only the distinct ones).

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

The square root of 2124101 is about 1457.4295866353. The cubic root of 2124101 is about 128.5459469195.

Adding to 2124101 its reverse (1014212), we get a palindrome (3138313).

The spelling of 2124101 in words is "two million, one hundred twenty-four thousand, one hundred one".