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13011011222 = 2114712583183
BaseRepresentation
bin11000001111000010…
…00100011010010110
31020120202111212000112
430013201010122112
5203121304324342
65551023043022
7640265525216
oct140741043226
936522455015
1013011011222
115577416340
122631440472
1312c4758911
148b5dd4246
155123c9682
hex307844696

13011011222 has 16 divisors (see below), whose sum is σ = 21743741952. Its totient is φ = 5788263720.

The previous prime is 13011011219. The next prime is 13011011291. The reversal of 13011011222 is 22211011031.

It is a junction number, because it is equal to n+sod(n) for n = 13011011197 and 13011011206.

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, 6290558 + ... + 6292625.

It is an arithmetic number, because the mean of its divisors is an integer number (1358983872).

Almost surely, 213011011222 is an apocalyptic number.

13011011222 is a deficient number, since it is larger than the sum of its proper divisors (8732730730).

13011011222 is a wasteful number, since it uses less digits than its factorization.

13011011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12583243.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 13011011222 its reverse (22211011031), we get a palindrome (35222022253).

The spelling of 13011011222 in words is "thirteen billion, eleven million, eleven thousand, two hundred twenty-two".

Divisors: 1 2 11 22 47 94 517 1034 12583183 25166366 138415013 276830026 591409601 1182819202 6505505611 13011011222