1003111012 has 12 divisors (see below), whose sum is σ = 1755959296. Its totient is φ = 501408360.

The previous prime is 1003111003. The next prime is 1003111013. The reversal of 1003111012 is 2101113001.

It is a self number, because there is not a number n which added to its sum of digits gives 1003111012.

It is not an unprimeable number, because it can be changed into a prime (1003111013) 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, 20664 + ... + 49327.

Almost surely, 2^1003111012 is an apocalyptic number.

It is an amenable number.

1003111012 is a deficient number, since it is larger than the sum of its proper divisors (752848284).

1003111012 is a wasteful number, since it uses less digits than its factorization.

1003111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73578 (or 73576 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1003111012 is about 31671.9278226003. The cubic root of 1003111012 is about 1001.0359304775.

Adding to 1003111012 its reverse (2101113001), we get a palindrome (3104224013).

The spelling of 1003111012 in words is "one billion, three million, one hundred eleven thousand, twelve".