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12313202120012 = 2271735179114679
BaseRepresentation
bin1011001100101110010000…
…0010011101010101001100
31121121010112020010022112102
42303023210002131111030
53103214414220320022
642104335034254232
72410412425056563
oct263134402352514
947533466108472
1012313202120012
113a17aaa657292
12146a46a587378
136b418c73a411
14307d68260bda
15165464658a92
hexb32e409d54c

12313202120012 has 48 divisors (see below), whose sum is σ = 22155405350400. Its totient is φ = 5985531054720.

The previous prime is 12313202119957. The next prime is 12313202120113. The reversal of 12313202120012 is 21002120231321.

It is a super-2 number, since 2×123132021200122 (a number of 27 digits) contains 22 as substring.

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, 107313689 + ... + 107428367.

It is an arithmetic number, because the mean of its divisors is an integer number (461570944800).

Almost surely, 212313202120012 is an apocalyptic number.

It is an amenable number.

12313202120012 is a deficient number, since it is larger than the sum of its proper divisors (9842203230388).

12313202120012 is a wasteful number, since it uses less digits than its factorization.

12313202120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120006 (or 120004 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12313202120012 its reverse (21002120231321), we get a palindrome (33315322351333).

The spelling of 12313202120012 in words is "twelve trillion, three hundred thirteen billion, two hundred two million, one hundred twenty thousand, twelve".

Divisors: 1 2 4 71 73 142 146 284 292 5179 5183 10358 10366 20716 20732 114679 229358 367709 378067 458716 735418 756134 1470836 1512268 8142209 8371567 16284418 16743134 26842757 32568836 33486268 53685514 107371028 593922541 594381257 1187845082 1188762514 2375690164 2377525028 42168500411 43356345493 84337000822 86712690986 168674001644 173425381972 3078300530003 6156601060006 12313202120012