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2201231103 = 34318779091
BaseRepresentation
bin1000001100110100…
…0001111011111111
312200102000010101220
42003031001323333
514002003343403
61002232004423
7105356104251
oct20315017377
95612003356
102201231103
11a2a5a0565
12515230713
13291072b16
1416c4bbcd1
15cd3b1953
hex83341eff

2201231103 has 16 divisors (see below), whose sum is σ = 3005160576. Its totient is φ = 1432438560.

The previous prime is 2201231029. The next prime is 2201231141. The reversal of 2201231103 is 3011321022.

It is not a de Polignac number, because 2201231103 - 213 = 2201222911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201221103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237588 + ... + 246678.

It is an arithmetic number, because the mean of its divisors is an integer number (187822536).

Almost surely, 22201231103 is an apocalyptic number.

2201231103 is a deficient number, since it is larger than the sum of its proper divisors (803929473).

2201231103 is a wasteful number, since it uses less digits than its factorization.

2201231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11014.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2201231103 is about 46917.2793648566. The cubic root of 2201231103 is about 1300.8340019209.

Adding to 2201231103 its reverse (3011321022), we get a palindrome (5212552125).

The spelling of 2201231103 in words is "two billion, two hundred one million, two hundred thirty-one thousand, one hundred three".

Divisors: 1 3 43 129 1877 5631 9091 27273 80711 242133 390913 1172739 17063807 51191421 733743701 2201231103