100001101212112 has 40 divisors (see below), whose sum is σ = 202191018696576. Its totient is φ = 47823093791616.

The previous prime is 100001101212107. The next prime is 100001101212139. The reversal of 100001101212112 is 211212101100001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100001101212092 and 100001101212101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4989028 + ... + 14996419.

Almost surely, 2^{100001101212112} is an apocalyptic number.

It is an amenable number.

100001101212112 is an abundant number, since it is smaller than the sum of its proper divisors (102189917484464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100001101212112 is a wasteful number, since it uses less digits than its factorization.

100001101212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19999075 (or 19999069 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100001101212112 its reverse (211212101100001), we get a palindrome (311213202312113).

The spelling of 100001101212112 in words is "one hundred trillion, one billion, one hundred one million, two hundred twelve thousand, one hundred twelve".