11022021111012 has 24 divisors (see below), whose sum is σ = 25754736938112. Its totient is φ = 3668765940000.

The previous prime is 11022021111011. The next prime is 11022021111037. The reversal of 11022021111012 is 21011112022011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11022021110982 and 11022021111000.

It is not an unprimeable number, because it can be changed into a prime (11022021111011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655128364 + ... + 655145187.

It is an arithmetic number, because the mean of its divisors is an integer number (1073114039088).

Almost surely, 2^{11022021111012} is an apocalyptic number.

11022021111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11022021111012 is an abundant number, since it is smaller than the sum of its proper divisors (14732715827100).

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

11022021111012 is a wasteful number, since it uses less digits than its factorization.

11022021111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310274259 (or 1310274257 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11022021111012 its reverse (21011112022011), we get a palindrome (32033133133023).

The spelling of 11022021111012 in words is "eleven trillion, twenty-two billion, twenty-one million, one hundred eleven thousand, twelve".