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110022220212 = 22343478344579
BaseRepresentation
bin110011001110111010…
…1011101100110110100
3101111222122012212202220
41212131311131212310
53300311142021322
6122313222002340
710643311304262
oct1463565354664
9344878185686
10110022220212
1142729747523
12193a62763b0
13a4b4ca9a68
14547a129432
152cde03655c
hex199dd5d9b4

110022220212 has 48 divisors (see below), whose sum is σ = 262749527040. Its totient is φ = 35812895328.

The previous prime is 110022220207. The next prime is 110022220279. The reversal of 110022220212 is 212022220011.

It is a junction number, because it is equal to n+sod(n) for n = 110022220191 and 110022220200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445739 + ... + 2490317.

It is an arithmetic number, because the mean of its divisors is an integer number (5473948480).

Almost surely, 2110022220212 is an apocalyptic number.

110022220212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110022220212 is an abundant number, since it is smaller than the sum of its proper divisors (152727306828).

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

110022220212 is a wasteful number, since it uses less digits than its factorization.

110022220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49412 (or 49410 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 110022220212 its reverse (212022220011), we get a palindrome (322044440223).

The spelling of 110022220212 in words is "one hundred ten billion, twenty-two million, two hundred twenty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 516 4783 9566 14349 19132 28698 44579 57396 89158 133737 178316 205669 267474 411338 534948 617007 822676 1234014 1916897 2468028 3833794 5750691 7667588 11501382 23002764 213221357 426442714 639664071 852885428 1279328142 2558656284 9168518351 18337036702 27505555053 36674073404 55011110106 110022220212