11142220220000 has 60 divisors (see below), whose sum is σ = 27411533123436. Its totient is φ = 4456888080000.

The previous prime is 11142220219967. The next prime is 11142220220011. The reversal of 11142220220000 is 2202224111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 278535506 + ... + 278575505.

Almost surely, 2^{11142220220000} is an apocalyptic number.

11142220220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11142220220000 is an abundant number, since it is smaller than the sum of its proper divisors (16269312903436).

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

11142220220000 is an frugal number, since it uses more digits than its factorization.

11142220220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557111041 (or 557111018 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11142220220000 its reverse (2202224111), we get a palindrome (11144422444111).

The spelling of 11142220220000 in words is "eleven trillion, one hundred forty-two billion, two hundred twenty million, two hundred twenty thousand".