220012222100120 has 32 divisors (see below), whose sum is σ = 512097413511600. Its totient is φ = 84970237500288.

The previous prime is 220012222100051. The next prime is 220012222100123. The reversal of 220012222100120 is 21001222210022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220012222100123) 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, 94832853194 + ... + 94832855513.

Almost surely, 2^{220012222100120} is an apocalyptic number.

220012222100120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220012222100120 is an abundant number, since it is smaller than the sum of its proper divisors (292085191411480).

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

220012222100120 is a wasteful number, since it uses less digits than its factorization.

220012222100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189665708747 (or 189665708743 counting only the distinct ones).

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

Adding to 220012222100120 its reverse (21001222210022), we get a palindrome (241013444310142).

The spelling of 220012222100120 in words is "two hundred twenty trillion, twelve billion, two hundred twenty-two million, one hundred thousand, one hundred twenty".