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22011102121100 = 22521897911597609
BaseRepresentation
bin1010000000100110110111…
…11011000100110010001100
32212221020111112220112200012
411000103123323010302030
510341112214120333400
6114451432152052352
74431151426010651
oct500233373046214
985836445815605
1022011102121100
117016946356814
122575a956940b8
13c3883a979821
145614b33a1c28
1528285c875d35
hex1404dbec4c8c

22011102121100 has 36 divisors (see below), whose sum is σ = 47766612402600. Its totient is φ = 8803976184960.

The previous prime is 22011102121061. The next prime is 22011102121109. The reversal of 22011102121100 is 112120111022.

It is not an unprimeable number, because it can be changed into a prime (22011102121109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3900905 + ... + 7696704.

Almost surely, 222011102121100 is an apocalyptic number.

22011102121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011102121100 is an abundant number, since it is smaller than the sum of its proper divisors (25755510281500).

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

22011102121100 is a wasteful number, since it uses less digits than its factorization.

22011102121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11616602 (or 11616595 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22011102121100 its reverse (112120111022), we get a palindrome (22123222232122).

The spelling of 22011102121100 in words is "twenty-two trillion, eleven billion, one hundred two million, one hundred twenty-one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 18979 37958 75916 94895 189790 379580 474475 948950 1897900 11597609 23195218 46390436 57988045 115976090 231952180 289940225 579880450 1159760900 220111021211 440222042422 880444084844 1100555106055 2201110212110 4402220424220 5502775530275 11005551060550 22011102121100