2101102212212 has 48 divisors (see below), whose sum is σ = 3813716105472. Its totient is φ = 1012035513600.

The previous prime is 2101102212191. The next prime is 2101102212239. The reversal of 2101102212212 is 2122122011012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103999712 + ... + 104019912.

It is an arithmetic number, because the mean of its divisors is an integer number (79452418864).

Almost surely, 2^{2101102212212} is an apocalyptic number.

It is an amenable number.

2101102212212 is a deficient number, since it is larger than the sum of its proper divisors (1712613893260).

2101102212212 is a wasteful number, since it uses less digits than its factorization.

2101102212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27168 (or 27166 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2101102212212 its reverse (2122122011012), we get a palindrome (4223224223224).

The spelling of 2101102212212 in words is "two trillion, one hundred one billion, one hundred two million, two hundred twelve thousand, two hundred twelve".