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13102231201112 = 2319226433806867
BaseRepresentation
bin1011111010101001100111…
…0101100010010101011000
31201101120011000112122001102
42332222121311202111120
53204131332141413422
643511025410010532
72521414334436404
oct276523165422530
951346130478042
1013102231201112
1141a1696a36259
121577372876a48
137406c58020b1
14334219526104
1517ac44703192
hexbea99d62558

13102231201112 has 32 divisors (see below), whose sum is σ = 25860815697600. Its totient is φ = 6206044317984.

The previous prime is 13102231201109. The next prime is 13102231201117. The reversal of 13102231201112 is 21110213220131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13102231201117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538303 + ... + 5345169.

It is an arithmetic number, because the mean of its divisors is an integer number (808150490550).

Almost surely, 213102231201112 is an apocalyptic number.

It is an amenable number.

13102231201112 is a deficient number, since it is larger than the sum of its proper divisors (12758584496488).

13102231201112 is a wasteful number, since it uses less digits than its factorization.

13102231201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829535 (or 3829531 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 13102231201112 its reverse (21110213220131), we get a palindrome (34212444421243).

The spelling of 13102231201112 in words is "thirteen trillion, one hundred two billion, two hundred thirty-one million, two hundred one thousand, one hundred twelve".

Divisors: 1 2 4 8 19 38 76 152 22643 45286 90572 181144 430217 860434 1720868 3441736 3806867 7613734 15227468 30454936 72330473 144660946 289321892 578643784 86198889481 172397778962 344795557924 689591115848 1637778900139 3275557800278 6551115600556 13102231201112