11212212102212 has 24 divisors (see below), whose sum is σ = 21617064205632. Its totient is φ = 5046000044000.

The previous prime is 11212212102211. The next prime is 11212212102233. The reversal of 11212212102212 is 21220121221211.

It is not an unprimeable number, because it can be changed into a prime (11212212102211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1261495568 + ... + 1261504455.

It is an arithmetic number, because the mean of its divisors is an integer number (900711008568).

Almost surely, 2^{11212212102212} is an apocalyptic number.

It is an amenable number.

11212212102212 is a deficient number, since it is larger than the sum of its proper divisors (10404852103420).

11212212102212 is a wasteful number, since it uses less digits than its factorization.

11212212102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523000139 (or 2523000137 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11212212102212 its reverse (21220121221211), we get a palindrome (32432333323423).

The spelling of 11212212102212 in words is "eleven trillion, two hundred twelve billion, two hundred twelve million, one hundred two thousand, two hundred twelve".