1000111100012 has 12 divisors (see below), whose sum is σ = 1750203987000. Its totient is φ = 500052818016.

The previous prime is 1000111099991. The next prime is 1000111100041. The reversal of 1000111100012 is 2100011110001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296864 + ... + 1445112.

It is an arithmetic number, because the mean of its divisors is an integer number (145850332250).

Almost surely, 2^{1000111100012} is an apocalyptic number.

It is an amenable number.

1000111100012 is a deficient number, since it is larger than the sum of its proper divisors (750092886988).

1000111100012 is a wasteful number, since it uses less digits than its factorization.

1000111100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366000 (or 1365998 counting only the distinct ones).

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

Adding to 1000111100012 its reverse (2100011110001), we get a palindrome (3100122210013).

It can be divided in two parts, 100011110001 and 2, that multiplied together give a palindrome (200022220002).

The spelling of 1000111100012 in words is "one trillion, one hundred eleven million, one hundred thousand, twelve".