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2212267001 = 71729641051
BaseRepresentation
bin1000001111011100…
…1000001111111001
312201011202210210212
42003313020033321
514012320021001
61003304320505
7105551650010
oct20367101771
95634683725
102212267001
11a35848a3a
12518a73135
13293438039
1416db51a77
15ce3417bb
hex83dc83f9

2212267001 has 16 divisors (see below), whose sum is σ = 2769344640. Its totient is φ = 1723142400.

The previous prime is 2212266997. The next prime is 2212267027. The reversal of 2212267001 is 1007622122.

It is a happy number.

It is not a de Polignac number, because 2212267001 - 22 = 2212266997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2212267091) 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 15 ways as a sum of consecutive naturals, for example, 317075 + ... + 323976.

It is an arithmetic number, because the mean of its divisors is an integer number (173084040).

Almost surely, 22212267001 is an apocalyptic number.

It is an amenable number.

2212267001 is a deficient number, since it is larger than the sum of its proper divisors (557077639).

2212267001 is a wasteful number, since it uses less digits than its factorization.

2212267001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641104.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2212267001 is about 47034.7424889305. The cubic root of 2212267001 is about 1303.0042945404.

Adding to 2212267001 its reverse (1007622122), we get a palindrome (3219889123).

The spelling of 2212267001 in words is "two billion, two hundred twelve million, two hundred sixty-seven thousand, one".

Divisors: 1 7 17 29 119 203 493 3451 641051 4487357 10897867 18590479 76285069 130133353 316038143 2212267001