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12201000221201 = 1119232538173543
BaseRepresentation
bin1011000110001100010001…
…0010001011101000010001
31121012101220200110021211112
42301203010102023220101
53044400122024034301
641541021230223105
72366331105501221
oct261430422135021
947171820407745
1012201000221201
1139844625aaaa0
121450776354a95
136a671acc580c
14302762868081
151625990bb9bb
hexb18c448ba11

12201000221201 has 16 divisors (see below), whose sum is σ = 14619879613440. Its totient is φ = 10051167226320.

The previous prime is 12201000221149. The next prime is 12201000221233. The reversal of 12201000221201 is 10212200010221.

It is not a de Polignac number, because 12201000221201 - 234 = 12183820352017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12201000221101) 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, 1269081965 + ... + 1269091578.

It is an arithmetic number, because the mean of its divisors is an integer number (913742475840).

Almost surely, 212201000221201 is an apocalyptic number.

12201000221201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12201000221201 is a deficient number, since it is larger than the sum of its proper divisors (2418879392239).

12201000221201 is a wasteful number, since it uses less digits than its factorization.

12201000221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538173596.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12201000221201 its reverse (10212200010221), we get a palindrome (22413200231422).

The spelling of 12201000221201 in words is "twelve trillion, two hundred one billion, two hundred twenty-one thousand, two hundred one".

Divisors: 1 11 19 23 209 253 437 4807 2538173543 27919908973 48225297317 58377991489 530478270487 642157906379 1109181838291 12201000221201