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120221044434 = 23261109490933
BaseRepresentation
bin110111111110110111…
…0111000111011010010
3102111022102002211110100
41233331232320323102
53432203041410214
6131121230113230
711454122005551
oct1577556707322
9374272084410
10120221044434
1146a92711077
121b37194b816
13b44bc2c2aa
145b66845d98
1531d95ba309
hex1bfdbb8ed2

120221044434 has 24 divisors (see below), whose sum is σ = 264749078412. Its totient is φ = 39416735520.

The previous prime is 120221044421. The next prime is 120221044469. The reversal of 120221044434 is 434440122021.

120221044434 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 210 + 4 + 443 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 75869948025 + 44351096409 = 275445^2 + 210597^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120221044398 and 120221044407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54744369 + ... + 54746564.

Almost surely, 2120221044434 is an apocalyptic number.

120221044434 is an abundant number, since it is smaller than the sum of its proper divisors (144528033978).

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

120221044434 is a wasteful number, since it uses less digits than its factorization.

120221044434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109491002 (or 109490999 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 120221044434 its reverse (434440122021), we get a palindrome (554661166455).

The spelling of 120221044434 in words is "one hundred twenty billion, two hundred twenty-one million, forty-four thousand, four hundred thirty-four".

Divisors: 1 2 3 6 9 18 61 122 183 366 549 1098 109490933 218981866 328472799 656945598 985418397 1970836794 6678946913 13357893826 20036840739 40073681478 60110522217 120221044434