10001111012 has 24 divisors (see below), whose sum is σ = 17906603904. Its totient is φ = 4885322912.

The previous prime is 10001110963. The next prime is 10001111023. The reversal of 10001111012 is 21011110001.

It is a happy number.

10001111012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 56963 + ... + 152469.

It is an arithmetic number, because the mean of its divisors is an integer number (746108496).

Almost surely, 2^10001111012 is an apocalyptic number.

It is an amenable number.

10001111012 is a deficient number, since it is larger than the sum of its proper divisors (7905492892).

10001111012 is a wasteful number, since it uses less digits than its factorization.

10001111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96115 (or 96113 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10001111012 its reverse (21011110001), we get a palindrome (31012221013).

The spelling of 10001111012 in words is "ten billion, one million, one hundred eleven thousand, twelve".