220011221420012 has 24 divisors (see below), whose sum is σ = 420876863531712. Its totient is φ = 99801424259600.

The previous prime is 220011221419909. The next prime is 220011221420087. The reversal of 220011221420012 is 210024122110022.

It is a happy number.

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, 5091887798 + ... + 5091931005.

It is an arithmetic number, because the mean of its divisors is an integer number (17536535980488).

Almost surely, 2^{220011221420012} is an apocalyptic number.

220011221420012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220011221420012 is a deficient number, since it is larger than the sum of its proper divisors (200865642111700).

220011221420012 is a wasteful number, since it uses less digits than its factorization.

220011221420012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10183819309 (or 10183819307 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220011221420012 its reverse (210024122110022), we get a palindrome (430035343530034).

The spelling of 220011221420012 in words is "two hundred twenty trillion, eleven billion, two hundred twenty-one million, four hundred twenty thousand, twelve".