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202022200212 = 223717141472129
BaseRepresentation
bin1011110000100101110…
…1100010001110010100
3201022110021102002200120
42330021131202032110
511302220140401322
6232450244511540
720411204240310
oct2741135421624
9638407362616
10202022200212
117874a2a1148
12331a09ab5b0
131608726a251
149ac68b8b40
1553c5c6ea5c
hex2f09762394

202022200212 has 48 divisors (see below), whose sum is σ = 570415628160. Its totient is φ = 54325297152.

The previous prime is 202022200207. The next prime is 202022200213. The reversal of 202022200212 is 212002220202.

It is a junction number, because it is equal to n+sod(n) for n = 202022200191 and 202022200200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202022200213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70734637 + ... + 70737492.

It is an arithmetic number, because the mean of its divisors is an integer number (11883658920).

Almost surely, 2202022200212 is an apocalyptic number.

It is an amenable number.

202022200212 is an abundant number, since it is smaller than the sum of its proper divisors (368393427948).

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

202022200212 is a wasteful number, since it uses less digits than its factorization.

202022200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141472160 (or 141472158 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202022200212 its reverse (212002220202), we get a palindrome (414024420414).

The spelling of 202022200212 in words is "two hundred two billion, twenty-two million, two hundred thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 357 476 714 1428 141472129 282944258 424416387 565888516 848832774 990304903 1697665548 1980609806 2405026193 2970914709 3961219612 4810052386 5941829418 7215078579 9620104772 11883658836 14430157158 16835183351 28860314316 33670366702 50505550053 67340733404 101011100106 202022200212