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1210131010330 = 251129677103349
BaseRepresentation
bin10001100111000001011…
…011011101001100011010
311021200120002222202111021
4101213001123131030122
5124311322014312310
62323532043153054
7153300113604214
oct21470133351432
94250502882437
101210131010330
11427239453100
1217664651578a
138a165485788
14427dbc315b4
15217293265da
hex119c16dd31a

1210131010330 has 48 divisors (see below), whose sum is σ = 2394529792200. Its totient is φ = 439997909120.

The previous prime is 1210131010307. The next prime is 1210131010367. The reversal of 1210131010330 is 330101310121.

It can be written as a sum of positive squares in 4 ways, for example, as 847465695241 + 362665315089 = 920579^2 + 602217^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11657496 + ... + 11760844.

Almost surely, 21210131010330 is an apocalyptic number.

1210131010330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210131010330 is a deficient number, since it is larger than the sum of its proper divisors (1184398781870).

1210131010330 is a wasteful number, since it uses less digits than its factorization.

1210131010330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113055 (or 113044 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1210131010330 its reverse (330101310121), we get a palindrome (1540232320451).

The spelling of 1210131010330 in words is "one trillion, two hundred ten billion, one hundred thirty-one million, ten thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 121 242 605 1210 9677 19354 48385 96770 103349 106447 206698 212894 516745 532235 1033490 1064470 1136839 1170917 2273678 2341834 5684195 5854585 11368390 11709170 12505229 25010458 62526145 125052290 1000108273 2000216546 5000541365 10001082730 11001191003 22002382006 55005955015 110011910030 121013101033 242026202066 605065505165 1210131010330