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2212002001 = 11434676537
BaseRepresentation
bin1000001111011000…
…0111100011010001
312201011021100022001
42003312013203101
514012233031001
61003254514001
7105546464266
oct20366074321
95634240261
102212002001
11a35687930
12518965901
13293374531
1416dac326d
15ce2dd001
hex83d878d1

2212002001 has 8 divisors (see below), whose sum is σ = 2469212064. Its totient is φ = 1964145120.

The previous prime is 2212001959. The next prime is 2212002061. The reversal of 2212002001 is 1002002122.

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

It is a cyclic number.

It is not a de Polignac number, because 2212002001 - 27 = 2212001873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212002061) 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, 2337796 + ... + 2338741.

It is an arithmetic number, because the mean of its divisors is an integer number (308651508).

Almost surely, 22212002001 is an apocalyptic number.

It is an amenable number.

2212002001 is a deficient number, since it is larger than the sum of its proper divisors (257210063).

2212002001 is a wasteful number, since it uses less digits than its factorization.

2212002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4676591.

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

The square root of 2212002001 is about 47031.9253380084. The cubic root of 2212002001 is about 1302.9522649668.

Adding to 2212002001 its reverse (1002002122), we get a palindrome (3214004123).

The spelling of 2212002001 in words is "two billion, two hundred twelve million, two thousand, one".

Divisors: 1 11 43 473 4676537 51441907 201091091 2212002001