11020221111212 has 6 divisors (see below), whose sum is σ = 19285386944628. Its totient is φ = 5510110555604.

The previous prime is 11020221111187. The next prime is 11020221111269. The reversal of 11020221111212 is 21211112202011.

11020221111212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377527638898 + ... + 1377527638905.

It is an arithmetic number, because the mean of its divisors is an integer number (3214231157438).

Almost surely, 2^{11020221111212} is an apocalyptic number.

It is an amenable number.

11020221111212 is a deficient number, since it is larger than the sum of its proper divisors (8265165833416).

11020221111212 is a wasteful number, since it uses less digits than its factorization.

11020221111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755055277807 (or 2755055277805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11020221111212 its reverse (21211112202011), we get a palindrome (32231333313223).

The spelling of 11020221111212 in words is "eleven trillion, twenty billion, two hundred twenty-one million, one hundred eleven thousand, two hundred twelve".