100111010122012 has 24 divisors (see below), whose sum is σ = 177419614095360. Its totient is φ = 49419746790960.

The previous prime is 100111010122007. The next prime is 100111010122037. The reversal of 100111010122012 is 210221010111001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100111010121983 and 100111010122001.

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, 434337 + ... + 14156647.

It is an arithmetic number, because the mean of its divisors is an integer number (7392483920640).

Almost surely, 2^{100111010122012} is an apocalyptic number.

It is an amenable number.

100111010122012 is a deficient number, since it is larger than the sum of its proper divisors (77308603973348).

100111010122012 is a wasteful number, since it uses less digits than its factorization.

100111010122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13745481 (or 13745479 counting only the distinct ones).

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

Adding to 100111010122012 its reverse (210221010111001), we get a palindrome (310332020233013).

The spelling of 100111010122012 in words is "one hundred trillion, one hundred eleven billion, ten million, one hundred twenty-two thousand, twelve".