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13331310041020 = 225978596811489
BaseRepresentation
bin1100000111111110111111…
…1111111101011110111100
31202012110102220210102211111
43001333233333331132330
53221410010332303040
644204152544331404
72544104201443336
oct301775777753674
952173386712744
1013331310041020
11427a85aa76254
1215b3844913b64
137591a23c14ca
1434134b588456
15181ba0994dea
hexc1fefffd7bc

13331310041020 has 24 divisors (see below), whose sum is σ = 27996041278800. Its totient is φ = 5332468741632.

The previous prime is 13331310040987. The next prime is 13331310041099. The reversal of 13331310041020 is 2014001313331.

It is a junction number, because it is equal to n+sod(n) for n = 13331310040982 and 13331310041000.

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, 1448565 + ... + 5362924.

It is an arithmetic number, because the mean of its divisors is an integer number (1166501719950).

Almost surely, 213331310041020 is an apocalyptic number.

13331310041020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13331310041020 is an abundant number, since it is smaller than the sum of its proper divisors (14664731237780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13331310041020 is a wasteful number, since it uses less digits than its factorization.

13331310041020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6909357 (or 6909355 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13331310041020 its reverse (2014001313331), we get a palindrome (15345311354351).

The spelling of 13331310041020 in words is "thirteen trillion, three hundred thirty-one billion, three hundred ten million, forty-one thousand, twenty".

Divisors: 1 2 4 5 10 20 97859 195718 391436 489295 978590 1957180 6811489 13622978 27245956 34057445 68114890 136229780 666565502051 1333131004102 2666262008204 3332827510255 6665655020510 13331310041020