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2013123100222 = 2132371419113161
BaseRepresentation
bin11101010010110111011…
…111001011111000111110
321010110020000021102012001
4131102313133023320332
5230440334003201342
64140452130332514
7265305032005333
oct35226737137076
97113200242161
102013123100222
11706840565263
122861a6a2a13a
13117ab52a7130
146d61570098a
15375751488b7
hex1d4b77cbe3e

2013123100222 has 64 divisors (see below), whose sum is σ = 3449395031040. Its totient is φ = 874120262400.

The previous prime is 2013123100217. The next prime is 2013123100223. The reversal of 2013123100222 is 2220013213102.

It is a self number, because there is not a number n which added to its sum of digits gives 2013123100222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013123100223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17733322 + ... + 17846482.

It is an arithmetic number, because the mean of its divisors is an integer number (53896797360).

Almost surely, 22013123100222 is an apocalyptic number.

2013123100222 is a deficient number, since it is larger than the sum of its proper divisors (1436271930818).

2013123100222 is a wasteful number, since it uses less digits than its factorization.

2013123100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113689.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2013123100222 its reverse (2220013213102), we get a palindrome (4233136313324).

The spelling of 2013123100222 in words is "two trillion, thirteen billion, one hundred twenty-three million, one hundred thousand, two hundred twenty-two".

Divisors: 1 2 13 23 26 46 71 142 299 419 598 838 923 1633 1846 3266 5447 9637 10894 19274 21229 29749 42458 59498 113161 125281 226322 250562 386737 684227 773474 1368454 1471093 2602703 2942186 5205406 8034431 8894951 16068862 17789902 33835139 47414459 67670278 94828918 104447603 184791913 208895206 369583826 616387967 1090532557 1232775934 2181065114 2402294869 3366426589 4804589738 6732853178 14176923241 28353846482 43763545657 77427811547 87527091314 154855623094 1006561550111 2013123100222