11022011212 has 12 divisors (see below), whose sum is σ = 19301989896. Its totient is φ = 5507156960.

The previous prime is 11022011087. The next prime is 11022011213. The reversal of 11022011212 is 21211022011.

It is a junction number, because it is equal to n+sod(n) for n = 11022011192 and 11022011201.

It is not an unprimeable number, because it can be changed into a prime (11022011213) 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, 955714 + ... + 967177.

It is an arithmetic number, because the mean of its divisors is an integer number (1608499158).

Almost surely, 2^11022011212 is an apocalyptic number.

It is an amenable number.

11022011212 is a deficient number, since it is larger than the sum of its proper divisors (8279978684).

11022011212 is a wasteful number, since it uses less digits than its factorization.

11022011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924328 (or 1924326 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11022011212 its reverse (21211022011), we get a palindrome (32233033223).

It can be divided in two parts, 11022011 and 212, that multiplied together give a palindrome (2336666332).

The spelling of 11022011212 in words is "eleven billion, twenty-two million, eleven thousand, two hundred twelve".