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11101112010222 = 23131132251559523
BaseRepresentation
bin1010000110001010110111…
…0101101000010111101110
31110022020220120201222210220
42201202231311220113232
52423340034133311342
635335440324512210
72224012622116203
oct241425565502756
943266816658726
1011101112010222
11359aa56362823
1212b3577b4b666
13626aa442acc0
142a542217dcaa
15143b7334d5ec
hexa18add685ee

11101112010222 has 64 divisors (see below), whose sum is σ = 24132440215296. Its totient is φ = 3383989056000.

The previous prime is 11101112010169. The next prime is 11101112010223. The reversal of 11101112010222 is 22201021110111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101112010223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19560553 + ... + 20120075.

It is an arithmetic number, because the mean of its divisors is an integer number (377069378364).

Almost surely, 211101112010222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11101112010222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12066220107648).

11101112010222 is an abundant number, since it is smaller than the sum of its proper divisors (13031328205074).

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

11101112010222 is a wasteful number, since it uses less digits than its factorization.

11101112010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561905.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11101112010222 its reverse (22201021110111), we get a palindrome (33302133120333).

The spelling of 11101112010222 in words is "eleven trillion, one hundred one billion, one hundred twelve million, ten thousand, two hundred twenty-two".

Divisors: 1 2 3 6 13 26 39 78 113 226 339 678 1469 2251 2938 4407 4502 6753 8814 13506 29263 58526 87789 175578 254363 508726 559523 763089 1119046 1526178 1678569 3306719 3357138 6613438 7273799 9920157 14547598 19840314 21821397 43642794 63226099 126452198 189678297 379356594 821939287 1259486273 1643878574 2465817861 2518972546 3778458819 4931635722 7556917638 16373321549 32746643098 49119964647 98239929294 142321948849 284643897698 426965846547 853931693094 1850185335037 3700370670074 5550556005111 11101112010222