1012223012 has 6 divisors (see below), whose sum is σ = 1771390278. Its totient is φ = 506111504.

The previous prime is 1012222963. The next prime is 1012223021. The reversal of 1012223012 is 2103222101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1012130596 + 92416 = 31814^2 + 304^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126527873 + ... + 126527880.

It is an arithmetic number, because the mean of its divisors is an integer number (295231713).

Almost surely, 2^1012223012 is an apocalyptic number.

It is an amenable number.

1012223012 is a deficient number, since it is larger than the sum of its proper divisors (759167266).

1012223012 is a wasteful number, since it uses less digits than its factorization.

1012223012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253055757 (or 253055755 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1012223012 is about 31815.4524091675. The cubic root of 1012223012 is about 1004.0578489231.

Adding to 1012223012 its reverse (2103222101), we get a palindrome (3115445113).

The spelling of 1012223012 in words is "one billion, twelve million, two hundred twenty-three thousand, twelve".