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2213202103 = 71722781931
BaseRepresentation
bin1000001111101010…
…1100100010110111
312201020112022112021
42003322230202313
514013034431403
61003340334011
7105562623160
oct20372544267
95636468467
102213202103
11a36327552
12519244307
132936a4858
1416dd16767
15ce4788bd
hex83eac8b7

2213202103 has 16 divisors (see below), whose sum is σ = 2689991424. Its totient is φ = 1777553280.

The previous prime is 2213202091. The next prime is 2213202109. The reversal of 2213202103 is 3012023122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2213202103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213202109) 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, 13953 + ... + 67978.

It is an arithmetic number, because the mean of its divisors is an integer number (168124464).

Almost surely, 22213202103 is an apocalyptic number.

2213202103 is a deficient number, since it is larger than the sum of its proper divisors (476789321).

2213202103 is a wasteful number, since it uses less digits than its factorization.

2213202103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82182.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2213202103 is about 47044.6819842583. The cubic root of 2213202103 is about 1303.1878574176.

Adding to 2213202103 its reverse (3012023122), we get a palindrome (5225225225).

The spelling of 2213202103 in words is "two billion, two hundred thirteen million, two hundred two thousand, one hundred three".

Divisors: 1 7 17 119 227 1589 3859 27013 81931 573517 1392827 9749789 18598337 130188359 316171729 2213202103