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2002200001 = 3307605443
BaseRepresentation
bin111011101010111…
…0010010111000001
312011112111022001121
41313111302113001
513100030400001
6530402032241
7100421263534
oct16725622701
95145438047
102002200001
1193820a54a
1247a648681
1325ba67839
1414dcaca1b
15bab996a1
hex775725c1

2002200001 has 4 divisors (see below), whose sum is σ = 2002808752. Its totient is φ = 2001591252.

The previous prime is 2002199999. The next prime is 2002200017. The reversal of 2002200001 is 1000022002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2002200001 - 21 = 2002199999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002200091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299415 + ... + 306028.

It is an arithmetic number, because the mean of its divisors is an integer number (500702188).

Almost surely, 22002200001 is an apocalyptic number.

It is an amenable number.

2002200001 is a deficient number, since it is larger than the sum of its proper divisors (608751).

2002200001 is an equidigital number, since it uses as much as digits as its factorization.

2002200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608750.

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

The square root of 2002200001 is about 44745.9495485346. The cubic root of 2002200001 is about 1260.3828518704.

Adding to 2002200001 its reverse (1000022002), we get a palindrome (3002222003).

The spelling of 2002200001 in words is "two billion, two million, two hundred thousand, one".

Divisors: 1 3307 605443 2002200001