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2220002002 = 21823608887
BaseRepresentation
bin1000010001010010…
…1000101011010010
312201201022210020101
42010110220223102
514021310031002
61004142203014
7106004464021
oct20424505322
95651283211
102220002002
11a3a1513a9
1251b58346a
13294c1596a
14170ba68b8
15ced6d587
hex84528ad2

2220002002 has 8 divisors (see below), whose sum is σ = 3331835136. Its totient is φ = 1109390292.

The previous prime is 2220001963. The next prime is 2220002023. The reversal of 2220002002 is 2002000222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2220002002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300798 + ... + 308089.

It is an arithmetic number, because the mean of its divisors is an integer number (416479392).

Almost surely, 22220002002 is an apocalyptic number.

2220002002 is a deficient number, since it is larger than the sum of its proper divisors (1111833134).

2220002002 is a wasteful number, since it uses less digits than its factorization.

2220002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610712.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 2220002002 is about 47116.8972025960. The cubic root of 2220002002 is about 1304.5211421601.

Adding to 2220002002 its reverse (2002000222), we get a palindrome (4222002224).

The spelling of 2220002002 in words is "two billion, two hundred twenty million, two thousand, two".

Divisors: 1 2 1823 3646 608887 1217774 1110001001 2220002002