1012312204 has 12 divisors (see below), whose sum is σ = 1780450000. Its totient is φ = 503612208.

The previous prime is 1012312201. The next prime is 1012312207. The reversal of 1012312204 is 4022132101.

It is an interprime number because it is at equal distance from previous prime (1012312201) and next prime (1012312207).

It is not an unprimeable number, because it can be changed into a prime (1012312201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635079 + ... + 636670.

Almost surely, 2^1012312204 is an apocalyptic number.

It is an amenable number.

1012312204 is a deficient number, since it is larger than the sum of its proper divisors (768137796).

1012312204 is a wasteful number, since it uses less digits than its factorization.

1012312204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271952 (or 1271950 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1012312204 is about 31816.8540871030. The cubic root of 1012312204 is about 1004.0873388992.

Adding to 1012312204 its reverse (4022132101), we get a palindrome (5034444305).

The spelling of 1012312204 in words is "one billion, twelve million, three hundred twelve thousand, two hundred four".