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13012201210 = 252683484987
BaseRepresentation
bin11000001111001011…
…00110111011111010
31020120211202022101011
430013211212323322
5203122110414320
65551104344134
7640311612451
oct140745467372
936524668334
1013012201210
1155780593a8
12263191504a
1312c4a84458
148b6223b98
1551256205a
hex307966efa

13012201210 has 16 divisors (see below), whose sum is σ = 23430740256. Its totient is φ = 5202929808.

The previous prime is 13012201207. The next prime is 13012201219. The reversal of 13012201210 is 1210221031.

It is not an unprimeable number, because it can be changed into a prime (13012201219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215664 + ... + 269323.

It is an arithmetic number, because the mean of its divisors is an integer number (1464421266).

Almost surely, 213012201210 is an apocalyptic number.

13012201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13012201210 is a deficient number, since it is larger than the sum of its proper divisors (10418539046).

13012201210 is a wasteful number, since it uses less digits than its factorization.

13012201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487677.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 13012201210 its reverse (1210221031), we get a palindrome (14222422241).

The spelling of 13012201210 in words is "thirteen billion, twelve million, two hundred one thousand, two hundred ten".

Divisors: 1 2 5 10 2683 5366 13415 26830 484987 969974 2424935 4849870 1301220121 2602440242 6506100605 13012201210