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220132011 = 311232973137
BaseRepresentation
bin11010001111011…
…11001010101011
3120100012212100110
431013233022223
5422323211021
633502105403
75312043201
oct1507571253
9510185313
10220132011
11103293490
126187b263
13367b5838
1421343071
15144d4476
hexd1ef2ab

220132011 has 64 divisors (see below), whose sum is σ = 352926720. Its totient is φ = 120637440.

The previous prime is 220131971. The next prime is 220132013. The reversal of 220132011 is 110231022.

It is not a de Polignac number, because 220132011 - 27 = 220131883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220132013) 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 63 ways as a sum of consecutive naturals, for example, 1606735 + ... + 1606871.

It is an arithmetic number, because the mean of its divisors is an integer number (5514480).

Almost surely, 2220132011 is an apocalyptic number.

220132011 is a deficient number, since it is larger than the sum of its proper divisors (132794709).

220132011 is a wasteful number, since it uses less digits than its factorization.

220132011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 220132011 is about 14836.8463967246. The cubic root of 220132011 is about 603.8017958126.

Adding to 220132011 its reverse (110231022), we get a palindrome (330363033).

It can be divided in two parts, 220 and 132011, that added together give a palindrome (132231).

The spelling of 220132011 in words is "two hundred twenty million, one hundred thirty-two thousand, eleven".

Divisors: 1 3 11 23 29 33 69 73 87 137 219 253 319 411 667 759 803 957 1507 1679 2001 2117 2409 3151 3973 4521 5037 6351 7337 9453 10001 11919 18469 22011 23287 30003 34661 43703 48691 55407 69861 91379 103983 110011 131109 146073 230023 274137 290029 330033 535601 690069 870087 1005169 1606803 2530253 3015507 3190319 6670667 7590759 9570957 20012001 73377337 220132011