11022122211112 has 8 divisors (see below), whose sum is σ = 20666479145850. Its totient is φ = 5511061105552.

The previous prime is 11022122211077. The next prime is 11022122211131. The reversal of 11022122211112 is 21111222122011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9623309805316 + 1398812405796 = 3102146^2 + 1182714^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 11022122211112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688882638187 + ... + 688882638202.

Almost surely, 2^{11022122211112} is an apocalyptic number.

It is an amenable number.

11022122211112 is a deficient number, since it is larger than the sum of its proper divisors (9644356934738).

11022122211112 is a wasteful number, since it uses less digits than its factorization.

11022122211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377765276395 (or 1377765276391 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11022122211112 its reverse (21111222122011), we get a palindrome (32133344333123).

The spelling of 11022122211112 in words is "eleven trillion, twenty-two billion, one hundred twenty-two million, two hundred eleven thousand, one hundred twelve".