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121242411032 = 23197133133941
BaseRepresentation
bin111000011101010011…
…1000110000000011000
3102120221120222122000212
41300322213012000120
53441301024123112
6131410433350252
711521333330001
oct1607247060030
9376846878025
10121242411032
11474671a89a6
121b5b7a08388
13b58270a922
145c223561a8
1532490bc522
hex1c3a9c6018

121242411032 has 64 divisors (see below), whose sum is σ = 243404870400. Its totient is φ = 56449008000.

The previous prime is 121242410983. The next prime is 121242411119. The reversal of 121242411032 is 230114242121.

It is a junction number, because it is equal to n+sod(n) for n = 121242410989 and 121242411007.

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, 3555182 + ... + 3589122.

It is an arithmetic number, because the mean of its divisors is an integer number (3803201100).

Almost surely, 2121242411032 is an apocalyptic number.

It is an amenable number.

121242411032 is an abundant number, since it is smaller than the sum of its proper divisors (122162459368).

121242411032 is a wasteful number, since it uses less digits than its factorization.

121242411032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34368 (or 34364 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 121242411032 its reverse (230114242121), we get a palindrome (351356653153).

The spelling of 121242411032 in words is "one hundred twenty-one billion, two hundred forty-two million, four hundred eleven thousand, thirty-two".

Divisors: 1 2 4 8 19 38 71 76 142 152 284 331 568 662 1324 1349 2648 2698 5396 6289 10792 12578 23501 25156 33941 47002 50312 67882 94004 135764 188008 271528 446519 644879 893038 1289758 1786076 2409811 2579516 3572152 4819622 5159032 9639244 11234471 19278488 22468942 44937884 45786409 89875768 91572818 183145636 213454949 366291272 426909898 797647441 853819796 1595294882 1707639592 3190589764 6381179528 15155301379 30310602758 60621205516 121242411032