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120222010220 = 22513462392347
BaseRepresentation
bin110111111110111001…
…0100100101101101100
3102111022110220220021012
41233331302210231230
53432203313311340
6131121302524352
711454133140344
oct1577562445554
9374273826235
10120222010220
1146a93210744
121b3721366b8
13b44c1a9a70
145b66a17d24
1531d970b565
hex1bfdca4b6c

120222010220 has 24 divisors (see below), whose sum is σ = 271886700624. Its totient is φ = 44389665216.

The previous prime is 120222010189. The next prime is 120222010241. The reversal of 120222010220 is 22010222021.

It is a junction number, because it is equal to n+sod(n) for n = 120222010195 and 120222010204.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 231195914 + ... + 231196433.

It is an arithmetic number, because the mean of its divisors is an integer number (11328612526).

Almost surely, 2120222010220 is an apocalyptic number.

120222010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120222010220 is an abundant number, since it is smaller than the sum of its proper divisors (151664690404).

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

120222010220 is a wasteful number, since it uses less digits than its factorization.

120222010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462392369 (or 462392367 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 120222010220 its reverse (22010222021), we get a palindrome (142232232241).

The spelling of 120222010220 in words is "one hundred twenty billion, two hundred twenty-two million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 462392347 924784694 1849569388 2311961735 4623923470 6011100511 9247846940 12022201022 24044402044 30055502555 60111005110 120222010220