100000111012 has 6 divisors (see below), whose sum is σ = 175000194278. Its totient is φ = 50000055504.

The previous prime is 100000110983. The next prime is 100000111033. The reversal of 100000111012 is 210111000001.

It can be written as a sum of positive squares in only one way, i.e., 51032617216 + 48967493796 = 225904^2 + 221286^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100000110986 and 100000111004.

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 as a sum of consecutive naturals, namely, 12500013873 + ... + 12500013880.

Almost surely, 2^100000111012 is an apocalyptic number.

It is an amenable number.

100000111012 is a deficient number, since it is larger than the sum of its proper divisors (75000083266).

100000111012 is a wasteful number, since it uses less digits than its factorization.

100000111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25000027757 (or 25000027755 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100000111012 its reverse (210111000001), we get a palindrome (310111111013).

The spelling of 100000111012 in words is "one hundred billion, one hundred eleven thousand, twelve".