2112104 has 8 divisors (see below), whose sum is σ = 3960210. Its totient is φ = 1056048.

The previous prime is 2112079. The next prime is 2112107. The reversal of 2112104 is 4012112.

It can be written as a sum of positive squares in only one way, i.e., 2102500 + 9604 = 1450^2 + 98^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2112107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131999 + ... + 132014.

2^2112104 is an apocalyptic number.

It is an amenable number.

2112104 is a deficient number, since it is larger than the sum of its proper divisors (1848106).

2112104 is a wasteful number, since it uses less digits than its factorization.

2112104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264019 (or 264015 counting only the distinct ones).

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

The square root of 2112104 is about 1453.3079508487. The cubic root of 2112104 is about 128.3034791221.

Adding to 2112104 its reverse (4012112), we get a palindrome (6124216).

The spelling of 2112104 in words is "two million, one hundred twelve thousand, one hundred four".