1011244012 has 24 divisors (see below), whose sum is σ = 1804399520. Its totient is φ = 495797760.

The previous prime is 1011244001. The next prime is 1011244019. The reversal of 1011244012 is 2104421101.

It is a happy number.

It is a super-2 number, since 2×1011244012² = 2045228903611712288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011244019) 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, 30337 + ... + 54247.

Almost surely, 2^1011244012 is an apocalyptic number.

It is an amenable number.

1011244012 is a deficient number, since it is larger than the sum of its proper divisors (793155508).

1011244012 is a wasteful number, since it uses less digits than its factorization.

1011244012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24121 (or 24119 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1011244012 is about 31800.0630816984. The cubic root of 1011244012 is about 1003.7340435640.

Adding to 1011244012 its reverse (2104421101), we get a palindrome (3115665113).

The spelling of 1011244012 in words is "one billion, eleven million, two hundred forty-four thousand, twelve".