1204204012 has 24 divisors (see below), whose sum is σ = 2321705232. Its totient is φ = 541944000.

The previous prime is 1204204009. The next prime is 1204204013. The reversal of 1204204012 is 2104024021.

It is a super-2 number, since 2×1204204012² = 2900214605033792288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1204204013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131043 + ... + 139930.

It is an arithmetic number, because the mean of its divisors is an integer number (96737718).

Almost surely, 2^1204204012 is an apocalyptic number.

It is an amenable number.

1204204012 is a deficient number, since it is larger than the sum of its proper divisors (1117501220).

1204204012 is a wasteful number, since it uses less digits than its factorization.

1204204012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271089 (or 271087 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1204204012 is about 34701.6427853207. The cubic root of 1204204012 is about 1063.8980754402.

Adding to 1204204012 its reverse (2104024021), we get a palindrome (3308228033).

Subtracting 1204204012 from its reverse (2104024021), we obtain a square (899820009 = 29997²).

The spelling of 1204204012 in words is "one billion, two hundred four million, two hundred four thousand, twelve".