2120204 has 6 divisors (see below), whose sum is σ = 3710364. Its totient is φ = 1060100.

The previous prime is 2120203. The next prime is 2120207. The reversal of 2120204 is 4020212.

It is not an unprimeable number, because it can be changed into a prime (2120203) 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 as a sum of consecutive naturals, namely, 265022 + ... + 265029.

It is an arithmetic number, because the mean of its divisors is an integer number (618394).

2^2120204 is an apocalyptic number.

It is an amenable number.

2120204 is a deficient number, since it is larger than the sum of its proper divisors (1590160).

2120204 is a wasteful number, since it uses less digits than its factorization.

2120204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530055 (or 530053 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2120204 is about 1456.0920300585. The cubic root of 2120204 is about 128.4672861557.

Adding to 2120204 its reverse (4020212), we get a palindrome (6140416).

The spelling of 2120204 in words is "two million, one hundred twenty thousand, two hundred four".