220200001 has 8 divisors (see below), whose sum is σ = 256405824. Its totient is φ = 185181360.

The previous prime is 220199981. The next prime is 220200011. The reversal of 220200001 is 100002022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220200001 - 2⁹ = 220199489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220200011) 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, 296395 + ... + 297136.

It is an arithmetic number, because the mean of its divisors is an integer number (32050728).

Almost surely, 2^220200001 is an apocalyptic number.

It is an amenable number.

220200001 is a deficient number, since it is larger than the sum of its proper divisors (36205823).

220200001 is an equidigital number, since it uses as much as digits as its factorization.

220200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593591.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 220200001 is about 14839.1374749343. The cubic root of 220200001 is about 603.8639528461.

Adding to 220200001 its reverse (100002022), we get a palindrome (320202023).

The spelling of 220200001 in words is "two hundred twenty million, two hundred thousand, one".