100111011110212 has 48 divisors (see below), whose sum is σ = 186673709154240. Its totient is φ = 46840425040512.

The previous prime is 100111011110197. The next prime is 100111011110233. The reversal of 100111011110212 is 212011110111001.

It is a junction number, because it is equal to n+sod(n) for n = 100111011110192 and 100111011110201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30462738 + ... + 33588694.

It is an arithmetic number, because the mean of its divisors is an integer number (3889035607380).

Almost surely, 2^{100111011110212} is an apocalyptic number.

It is an amenable number.

100111011110212 is a deficient number, since it is larger than the sum of its proper divisors (86562698044028).

100111011110212 is a wasteful number, since it uses less digits than its factorization.

100111011110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3131140 (or 3131138 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 100111011110212 its reverse (212011110111001), we get a palindrome (312122121221213).

The spelling of 100111011110212 in words is "one hundred trillion, one hundred eleven billion, eleven million, one hundred ten thousand, two hundred twelve".