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12331230201210 = 2351609125544777
BaseRepresentation
bin1011001101110001011010…
…0110001000010101111010
31121122212001122010201201110
42303130112212020111322
53104013324412414320
642120520002501150
72411621244166224
oct263342646102572
947585048121643
1012331230201210
113a24710a79548
121471a600647b6
136b5aa372049b
14308b986bb414
15165b6c20c5e0
hexb371698857a

12331230201210 has 32 divisors (see below), whose sum is σ = 29596792865472. Its totient is φ = 3288123566720.

The previous prime is 12331230201161. The next prime is 12331230201229. The reversal of 12331230201210 is 1210203213321.

12331230201210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 12289659 + ... + 13255118.

It is an arithmetic number, because the mean of its divisors is an integer number (924899777046).

Almost surely, 212331230201210 is an apocalyptic number.

12331230201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12331230201210 is an abundant number, since it is smaller than the sum of its proper divisors (17265562664262).

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

12331230201210 is a wasteful number, since it uses less digits than its factorization.

12331230201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25560878.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12331230201210 its reverse (1210203213321), we get a palindrome (13541433414531).

The spelling of 12331230201210 in words is "twelve trillion, three hundred thirty-one billion, two hundred thirty million, two hundred one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 16091 32182 48273 80455 96546 160910 241365 482730 25544777 51089554 76634331 127723885 153268662 255447770 383171655 766343310 411041006707 822082013414 1233123020121 2055205033535 2466246040242 4110410067070 6165615100605 12331230201210