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2002130313222 = 2313172952065593
BaseRepresentation
bin11101001000101000010…
…001000010000000000110
321002101211220101222022210
4131020220101002000012
5230300330330010342
64131433241004250
7264435440603544
oct35105021020006
97071756358283
102002130313222
1170210a403726
12284039483686
13116a52a06940
146cc9178ad94
153713003179c
hex1d228442006

2002130313222 has 64 divisors (see below), whose sum is σ = 4723390687680. Its totient is φ = 559809245184.

The previous prime is 2002130313167. The next prime is 2002130313223. The reversal of 2002130313222 is 2223130312002.

It is a happy number.

It is a super-2 number, since 2×20021303132222 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002130313223) 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, 25994343 + ... + 26071250.

It is an arithmetic number, because the mean of its divisors is an integer number (73802979495).

Almost surely, 22002130313222 is an apocalyptic number.

2002130313222 is an abundant number, since it is smaller than the sum of its proper divisors (2721260374458).

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

2002130313222 is a wasteful number, since it uses less digits than its factorization.

2002130313222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52065657.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2002130313222 its reverse (2223130312002), we get a palindrome (4225260625224).

The spelling of 2002130313222 in words is "two trillion, two billion, one hundred thirty million, three hundred thirteen thousand, two hundred twenty-two".

Divisors: 1 2 3 6 13 17 26 29 34 39 51 58 78 87 102 174 221 377 442 493 663 754 986 1131 1326 1479 2262 2958 6409 12818 19227 38454 52065593 104131186 156196779 312393558 676852709 885115081 1353705418 1509902197 1770230162 2030558127 2655345243 3019804394 4061116254 4529706591 5310690486 9059413182 11506496053 19628728561 23012992106 25668337349 34519488159 39257457122 51336674698 58886185683 69038976318 77005012047 117772371366 154010024094 333688385537 667376771074 1001065156611 2002130313222