100000111122212 has 24 divisors (see below), whose sum is σ = 200034242002560. Its totient is φ = 42849900532800.

The previous prime is 100000111122157. The next prime is 100000111122229. The reversal of 100000111122212 is 212221111000001.

It is a super-3 number, since 3×100000111122212³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 303580289 + ... + 303909512.

It is an arithmetic number, because the mean of its divisors is an integer number (8334760083440).

Almost surely, 2^{100000111122212} is an apocalyptic number.

It is an amenable number.

100000111122212 is an abundant number, since it is smaller than the sum of its proper divisors (100034130880348).

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

100000111122212 is a wasteful number, since it uses less digits than its factorization.

100000111122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607495691 (or 607495689 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100000111122212 its reverse (212221111000001), we get a palindrome (312221222122213).

The spelling of 100000111122212 in words is "one hundred trillion, one hundred eleven million, one hundred twenty-two thousand, two hundred twelve".