Search a number
-
+
12211001022 = 2311185015167
BaseRepresentation
bin10110101111101010…
…10001011010111110
31011112000011010100010
423113311101122332
5200002004013042
65335404044050
7611412540033
oct132765213276
934460133303
1012211001022
1151a6878890
122449533626
1311c7aa11bc
1483ba6538a
154b704e59c
hex2d7d516be

12211001022 has 16 divisors (see below), whose sum is σ = 26642184192. Its totient is φ = 3700303320.

The previous prime is 12211001017. The next prime is 12211001081. The reversal of 12211001022 is 22010011221.

It is a junction number, because it is equal to n+sod(n) for n = 12211000989 and 12211001007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92507518 + ... + 92507649.

It is an arithmetic number, because the mean of its divisors is an integer number (1665136512).

Almost surely, 212211001022 is an apocalyptic number.

12211001022 is an abundant number, since it is smaller than the sum of its proper divisors (14431183170).

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

12211001022 is a wasteful number, since it uses less digits than its factorization.

12211001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185015183.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12211001022 its reverse (22010011221), we get a palindrome (34221012243).

The spelling of 12211001022 in words is "twelve billion, two hundred eleven million, one thousand, twenty-two".

Divisors: 1 2 3 6 11 22 33 66 185015167 370030334 555045501 1110091002 2035166837 4070333674 6105500511 12211001022