11020120211212 has 12 divisors (see below), whose sum is σ = 22040240422480. Its totient is φ = 4722908661936.

The previous prime is 11020120211207. The next prime is 11020120211339. The reversal of 11020120211212 is 21211202102011.

11020120211212 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196787860887 + ... + 196787860942.

Almost surely, 2^{11020120211212} is an apocalyptic number.

It is an amenable number.

11020120211212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11020120211212 is a wasteful number, since it uses less digits than its factorization.

11020120211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393575721840 (or 393575721838 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11020120211212 its reverse (21211202102011), we get a palindrome (32231322313223).

The spelling of 11020120211212 in words is "eleven trillion, twenty billion, one hundred twenty million, two hundred eleven thousand, two hundred twelve".