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2202020211212 = 227111368615861
BaseRepresentation
bin100000000010110010101…
…000011110101000001100
321210111210120111220020222
4200002302220132220030
5242034214133224322
64403332155130512
7315043053652463
oct40026250365014
97714716456228
102202020211212
11779965003628
122b6924143a38
1312c85a2861a3
1478814dab9da
153c42d9a7e42
hex200b2a1ea0c

2202020211212 has 24 divisors (see below), whose sum is σ = 3942392967072. Its totient is φ = 1075896684800.

The previous prime is 2202020211173. The next prime is 2202020211221. The reversal of 2202020211212 is 2121120202022.

It is a happy number.

It is a super-2 number, since 2×22020202112122 (a number of 25 digits) contains 22 as substring.

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, 34275839 + ... + 34340022.

It is an arithmetic number, because the mean of its divisors is an integer number (164266373628).

Almost surely, 22202020211212 is an apocalyptic number.

It is an amenable number.

2202020211212 is a deficient number, since it is larger than the sum of its proper divisors (1740372755860).

2202020211212 is a wasteful number, since it uses less digits than its factorization.

2202020211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68616049 (or 68616047 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2202020211212 its reverse (2121120202022), we get a palindrome (4323140413234).

The spelling of 2202020211212 in words is "two trillion, two hundred two billion, twenty million, two hundred eleven thousand, two hundred twelve".

Divisors: 1 2 4 71 113 142 226 284 452 8023 16046 32092 68615861 137231722 274463444 4871726131 7753592293 9743452262 15507184586 19486904524 31014369172 550505052803 1101010105606 2202020211212