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122310332012 = 221123771169449
BaseRepresentation
bin111000111101001000…
…0111000111001101100
3102200201000110122012202
41301322100320321230
54000442421111022
6132104422521032
711556651445151
oct1617220707154
9380630418182
10122310332012
1147964aa2820
121b855596178
13b6c2a3922b
145cc4104228
1532acc18592
hex1c7a438e6c

122310332012 has 24 divisors (see below), whose sum is σ = 233599976400. Its totient is φ = 55572168960.

The previous prime is 122310332003. The next prime is 122310332041. The reversal of 122310332012 is 210233013221.

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 7 ways as a sum of consecutive naturals, for example, 480137 + ... + 689312.

It is an arithmetic number, because the mean of its divisors is an integer number (9733332350).

Almost surely, 2122310332012 is an apocalyptic number.

It is an amenable number.

122310332012 is a deficient number, since it is larger than the sum of its proper divisors (111289644388).

122310332012 is a wasteful number, since it uses less digits than its factorization.

122310332012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171841 (or 1171839 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 122310332012 its reverse (210233013221), we get a palindrome (332543345233).

The spelling of 122310332012 in words is "one hundred twenty-two billion, three hundred ten million, three hundred thirty-two thousand, twelve".

Divisors: 1 2 4 11 22 44 2377 4754 9508 26147 52294 104588 1169449 2338898 4677796 12863939 25727878 51455756 2779780273 5559560546 11119121092 30577583003 61155166006 122310332012