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121212200332 = 221312714092087
BaseRepresentation
bin111000011100011001…
…1110110010110001100
3102120212111010202202001
41300320303312112030
53441220310402312
6131403434042044
711520515463106
oct1607063662614
9376774122661
10121212200332
1147451144183
121b5a9879324
13b579390a82
145c1c330576
153246601057
hex1c38cf658c

121212200332 has 48 divisors (see below), whose sum is σ = 215156874240. Its totient is φ = 59746377600.

The previous prime is 121212200323. The next prime is 121212200381. The reversal of 121212200332 is 233002212121.

121212200332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58078593 + ... + 58080679.

It is an arithmetic number, because the mean of its divisors is an integer number (4482434880).

Almost surely, 2121212200332 is an apocalyptic number.

It is an amenable number.

121212200332 is a deficient number, since it is larger than the sum of its proper divisors (93944673908).

121212200332 is a wasteful number, since it uses less digits than its factorization.

121212200332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2902 (or 2900 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 121212200332 its reverse (233002212121), we get a palindrome (354214412453).

The spelling of 121212200332 in words is "one hundred twenty-one billion, two hundred twelve million, two hundred thousand, three hundred thirty-two".

Divisors: 1 2 4 131 262 271 409 524 542 818 1084 1636 2087 4174 8348 35501 53579 71002 107158 110839 142004 214316 221678 273397 443356 546794 565577 853583 1093588 1131154 1707166 2262308 3414332 14519909 29039818 58079636 74090587 111819373 148181174 223638746 231320993 296362348 447277492 462641986 925283972 30303050083 60606100166 121212200332