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10002011212222 = 2239131915864071
BaseRepresentation
bin1001000110001100011001…
…0100110100100110111110
31022102011221100200102022221
42101203012110310212332
52302333104332242342
633134505512155554
72051423106354631
oct221430624644676
938364840612287
1010002011212222
113206913639587
121156559398bba
13577254a2a123
142681582a5c18
151252967bca67
hex918c65349be

10002011212222 has 16 divisors (see below), whose sum is σ = 15077214028800. Its totient is φ = 4976304933880.

The previous prime is 10002011212213. The next prime is 10002011212247. The reversal of 10002011212222 is 22221211020001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10002011212196 and 10002011212205.

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, 7301554 + ... + 8562517.

It is an arithmetic number, because the mean of its divisors is an integer number (942325876800).

Almost surely, 210002011212222 is an apocalyptic number.

10002011212222 is a deficient number, since it is larger than the sum of its proper divisors (5075202816578).

10002011212222 is a wasteful number, since it uses less digits than its factorization.

10002011212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15865631.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10002011212222 its reverse (22221211020001), we get a palindrome (32223222232223).

The spelling of 10002011212222 in words is "ten trillion, two billion, eleven million, two hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 239 478 1319 2638 315241 630482 15864071 31728142 3791512969 7583025938 20924709649 41849419298 5001005606111 10002011212222