11022111101212 has 12 divisors (see below), whose sum is σ = 19288785549040. Its totient is φ = 5511029515776.

The previous prime is 11022111101189. The next prime is 11022111101219. The reversal of 11022111101212 is 21210111122011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022111101219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5540133 + ... + 7262044.

Almost surely, 2^{11022111101212} is an apocalyptic number.

It is an amenable number.

11022111101212 is a deficient number, since it is larger than the sum of its proper divisors (8266674447828).

11022111101212 is a wasteful number, since it uses less digits than its factorization.

11022111101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13017420 (or 13017418 counting only the distinct ones).

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

Adding to 11022111101212 its reverse (21210111122011), we get a palindrome (32232222223223).

The spelling of 11022111101212 in words is "eleven trillion, twenty-two billion, one hundred eleven million, one hundred one thousand, two hundred twelve".