220200001012 has 24 divisors (see below), whose sum is σ = 417969304200. Its totient is φ = 101096125440.

The previous prime is 220200000997. The next prime is 220200001019. The reversal of 220200001012 is 210100002022.

It can be written as a sum of positive squares in 4 ways, for example, as 36942377616 + 183257623396 = 192204^2 + 428086^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220200001012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220200001019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39487887 + ... + 39493462.

It is an arithmetic number, because the mean of its divisors is an integer number (17415387675).

Almost surely, 2^220200001012 is an apocalyptic number.

It is an amenable number.

220200001012 is a deficient number, since it is larger than the sum of its proper divisors (197769303188).

220200001012 is a wasteful number, since it uses less digits than its factorization.

220200001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78981411 (or 78981409 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 220200001012 its reverse (210100002022), we get a palindrome (430300003034).

The spelling of 220200001012 in words is "two hundred twenty billion, two hundred million, one thousand, twelve".