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12223231010211 = 313321419751289
BaseRepresentation
bin1011000111011111000101…
…0101111010010110100011
31121021112021222121101022110
42301313301111322112203
53100231134114311321
641555135205210403
72401046026210164
oct261676125722643
947245258541273
1012223231010211
1139929302788a1
121454b3b400a03
136a88518c1c40
1430387112376b
15162e4aad7176
hexb1df157a5a3

12223231010211 has 16 divisors (see below), whose sum is σ = 17551853938080. Its totient is φ = 7521753511680.

The previous prime is 12223231010191. The next prime is 12223231010257. The reversal of 12223231010211 is 11201013232221.

It is not a de Polignac number, because 12223231010211 - 213 = 12223231002019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12223231010281) 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, 3622146 + ... + 6129143.

It is an arithmetic number, because the mean of its divisors is an integer number (1096990871130).

Almost surely, 212223231010211 is an apocalyptic number.

12223231010211 is a deficient number, since it is larger than the sum of its proper divisors (5328622927869).

12223231010211 is a wasteful number, since it uses less digits than its factorization.

12223231010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9783446.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12223231010211 its reverse (11201013232221), we get a palindrome (23424244242432).

The spelling of 12223231010211 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, ten thousand, two hundred eleven".

Divisors: 1 3 13 39 32141 96423 417833 1253499 9751289 29253867 126766757 380300271 313416179749 940248539247 4074410336737 12223231010211