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12210100222210 = 2511472361721513
BaseRepresentation
bin1011000110101110001010…
…1011111011100100000010
31121020021101212201020102221
42301223202223323210002
53100022241124102320
641545124223001254
72400102444310342
oct261534253734402
947207355636387
1012210100222210
113988302293490
121452495a3922a
136a753b3b9bb7
14302d87270d22
1516292ce4d3aa
hexb1ae2afb902

12210100222210 has 32 divisors (see below), whose sum is σ = 24486328657152. Its totient is φ = 4345567582080.

The previous prime is 12210100222189. The next prime is 12210100222217. The reversal of 12210100222210 is 1222200101221.

It is a happy number.

12210100222210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12210100222217) 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, 1180855587 + ... + 1180865926.

It is an arithmetic number, because the mean of its divisors is an integer number (765197770536).

Almost surely, 212210100222210 is an apocalyptic number.

12210100222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210100222210 is an abundant number, since it is smaller than the sum of its proper divisors (12276228434942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12210100222210 is a wasteful number, since it uses less digits than its factorization.

12210100222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361721578.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12210100222210 its reverse (1222200101221), we get a palindrome (13432300323431).

The spelling of 12210100222210 in words is "twelve trillion, two hundred ten billion, one hundred million, two hundred twenty-two thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 47 55 94 110 235 470 517 1034 2585 5170 2361721513 4723443026 11808607565 23617215130 25978936643 51957873286 111000911111 129894683215 222001822222 259789366430 555004555555 1110009111110 1221010022221 2442020044442 6105050111105 12210100222210