1100212102212 has 12 divisors (see below), whose sum is σ = 2567161571856. Its totient is φ = 366737367400.

The previous prime is 1100212102183. The next prime is 1100212102267. The reversal of 1100212102212 is 2122012120011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1100212102191 and 1100212102200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45842170914 + ... + 45842170937.

It is an arithmetic number, because the mean of its divisors is an integer number (213930130988).

Almost surely, 2^{1100212102212} is an apocalyptic number.

1100212102212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100212102212 is an abundant number, since it is smaller than the sum of its proper divisors (1466949469644).

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

1100212102212 is a wasteful number, since it uses less digits than its factorization.

1100212102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91684341858 (or 91684341856 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1100212102212 its reverse (2122012120011), we get a palindrome (3222224222223).

The spelling of 1100212102212 in words is "one trillion, one hundred billion, two hundred twelve million, one hundred two thousand, two hundred twelve".