11101211210212 has 24 divisors (see below), whose sum is σ = 19863722503296. Its totient is φ = 5426138827488.

The previous prime is 11101211210129. The next prime is 11101211210239. The reversal of 11101211210212 is 21201211210111.

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, 34452178 + ... + 34772905.

It is an arithmetic number, because the mean of its divisors is an integer number (827655104304).

Almost surely, 2^{11101211210212} is an apocalyptic number.

It is an amenable number.

11101211210212 is a deficient number, since it is larger than the sum of its proper divisors (8762511293084).

11101211210212 is a wasteful number, since it uses less digits than its factorization.

11101211210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69225987 (or 69225985 counting only the distinct ones).

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

Adding to 11101211210212 its reverse (21201211210111), we get a palindrome (32302422420323).

The spelling of 11101211210212 in words is "eleven trillion, one hundred one billion, two hundred eleven million, two hundred ten thousand, two hundred twelve".