11022011112012 has 24 divisors (see below), whose sum is σ = 25761838595136. Its totient is φ = 3667744751568.

The previous prime is 11022011112011. The next prime is 11022011112031. The reversal of 11022011112012 is 21021111022011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11022011111982 and 11022011112000.

It is not an unprimeable number, because it can be changed into a prime (11022011112011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782361718 + ... + 782375805.

It is an arithmetic number, because the mean of its divisors is an integer number (1073409941464).

Almost surely, 2^{11022011112012} is an apocalyptic number.

11022011112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11022011112012 is an abundant number, since it is smaller than the sum of its proper divisors (14739827483124).

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

11022011112012 is a wasteful number, since it uses less digits than its factorization.

11022011112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564738117 (or 1564738115 counting only the distinct ones).

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

Adding to 11022011112012 its reverse (21021111022011), we get a palindrome (32043122134023).

Subtracting 11022011112012 from its reverse (21021111022011), we obtain a palindrome (9999099909999).

The spelling of 11022011112012 in words is "eleven trillion, twenty-two billion, eleven million, one hundred twelve thousand, twelve".