11220022112012 has 24 divisors (see below), whose sum is σ = 22490698976256. Its totient is φ = 4797726315408.

The previous prime is 11220022111979. The next prime is 11220022112051. The reversal of 11220022112012 is 21021122002211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452261948 + ... + 452286755.

It is an arithmetic number, because the mean of its divisors is an integer number (937112457344).

Almost surely, 2^{11220022112012} is an apocalyptic number.

It is an amenable number.

11220022112012 is an abundant number, since it is smaller than the sum of its proper divisors (11270676864244).

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

11220022112012 is a wasteful number, since it uses less digits than its factorization.

11220022112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904549157 (or 904549155 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11220022112012 its reverse (21021122002211), we get a palindrome (32241144114223).

The spelling of 11220022112012 in words is "eleven trillion, two hundred twenty billion, twenty-two million, one hundred twelve thousand, twelve".