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13031331223022 = 2719133731444811
BaseRepresentation
bin1011110110100001011111…
…0111100101010111101110
31201010210010212201120022222
42331220113313211113232
53202001131243114042
643414302205235342
72513324351532050
oct275502767452756
951123125646288
1013031331223022
114174613827342
121565686562b52
13736b06a9b038
14330a1119b8d0
15178e950bc2d2
hexbda17de55ee

13031331223022 has 32 divisors (see below), whose sum is σ = 22463058530304. Its totient is φ = 5553965224800.

The previous prime is 13031331222991. The next prime is 13031331223049. The reversal of 13031331223022 is 22032213313031.

It is a super-3 number, since 3×130313312230223 (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13031331222982 and 13031331223000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8296997 + ... + 9741807.

It is an arithmetic number, because the mean of its divisors is an integer number (701970579072).

Almost surely, 213031331223022 is an apocalyptic number.

13031331223022 is a deficient number, since it is larger than the sum of its proper divisors (9431727307282).

13031331223022 is a wasteful number, since it uses less digits than its factorization.

13031331223022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448384.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 13031331223022 its reverse (22032213313031), we get a palindrome (35063544536053).

The spelling of 13031331223022 in words is "thirteen trillion, thirty-one billion, three hundred thirty-one million, two hundred twenty-three thousand, twenty-two".

Divisors: 1 2 7 14 191 382 1337 2674 3373 6746 23611 47222 644243 1288486 1444811 2889622 4509701 9019402 10113677 20227354 275958901 551917802 1931712307 3863424614 4873347503 9746695006 34113432521 68226865042 930809373073 1861618746146 6515665611511 13031331223022