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1031130012230 = 25343133005071
BaseRepresentation
bin11110000000101000010…
…00110101101001000110
310122120112020000220012222
433000110020311221012
5113343223240342410
62105410010412342
7134332235330123
oct17002410655106
93576466026188
101031130012230
1136833301292a
12147a0b4310b2
13763097bc016
1437c9a9a374a
151bc4e6a3955
hexf014235a46

1031130012230 has 16 divisors (see below), whose sum is σ = 1856088730944. Its totient is φ = 412439847360.

The previous prime is 1031130012181. The next prime is 1031130012259. The reversal of 1031130012230 is 322100311301.

It is a junction number, because it is equal to n+sod(n) for n = 1031130012199 and 1031130012208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1159406 + ... + 1845665.

It is an arithmetic number, because the mean of its divisors is an integer number (116005545684).

Almost surely, 21031130012230 is an apocalyptic number.

1031130012230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031130012230 is a deficient number, since it is larger than the sum of its proper divisors (824958718714).

1031130012230 is a wasteful number, since it uses less digits than its factorization.

1031130012230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3039391.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1031130012230 its reverse (322100311301), we get a palindrome (1353230323531).

The spelling of 1031130012230 in words is "one trillion, thirty-one billion, one hundred thirty million, twelve thousand, two hundred thirty".

Divisors: 1 2 5 10 34313 68626 171565 343130 3005071 6010142 15025355 30050710 103113001223 206226002446 515565006115 1031130012230