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110222231323220 = 2255511111566161
BaseRepresentation
bin11001000011111100011100…
…111100011100001001010100
3112110021010211210222200212222
4121003330130330130021110
5103421340112204320340
61030231221040201512
732134202433556142
oct3103743474341124
9473233753880788
10110222231323220
1132135a93104595
1210441982309298
134966bb1345c53
141d30ada7ba592
15cb21ee75a8b5
hex643f1cf1c254

110222231323220 has 12 divisors (see below), whose sum is σ = 231466685778804. Its totient is φ = 44088892529280.

The previous prime is 110222231323189. The next prime is 110222231323229. The reversal of 110222231323220 is 22323132222011.

It can be written as a sum of positive squares in 2 ways, for example, as 51310803880336 + 58911427442884 = 7163156^2 + 7675378^2 .

It is a super-2 number, since 2×1102222313232202 (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110222231323220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110222231323229) 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 3 ways as a sum of consecutive naturals, for example, 2755555783061 + ... + 2755555783100.

It is an arithmetic number, because the mean of its divisors is an integer number (19288890481567).

Almost surely, 2110222231323220 is an apocalyptic number.

110222231323220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110222231323220 is an abundant number, since it is smaller than the sum of its proper divisors (121244454455584).

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

110222231323220 is a wasteful number, since it uses less digits than its factorization.

110222231323220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5511111566170 (or 5511111566168 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 110222231323220 its reverse (22323132222011), we get a palindrome (132545363545231).

The spelling of 110222231323220 in words is "one hundred ten trillion, two hundred twenty-two billion, two hundred thirty-one million, three hundred twenty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 5511111566161 11022223132322 22044446264644 27555557830805 55111115661610 110222231323220