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202223102213 = 11375940121001
BaseRepresentation
bin1011110001010101101…
…1111010100100000101
3201022222021102222102102
42330111123322210011
511303123103232323
6232522222521445
720416164002366
oct2742533724405
9638867388372
10202223102213
117884273a860
1233238136285
13160b9a7bc82
149b05453b6d
1553d8706328
hex2f156fa905

202223102213 has 32 divisors (see below), whose sum is σ = 230995117440. Its totient is φ = 175392000000.

The previous prime is 202223102201. The next prime is 202223102261. The reversal of 202223102213 is 312201322202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 202223102213 - 28 = 202223101957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202223102413) 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, 9618713 + ... + 9639713.

It is an arithmetic number, because the mean of its divisors is an integer number (7218597420).

Almost surely, 2202223102213 is an apocalyptic number.

It is an amenable number.

202223102213 is a deficient number, since it is larger than the sum of its proper divisors (28772015227).

202223102213 is a wasteful number, since it uses less digits than its factorization.

202223102213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21509.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 202223102213 its reverse (312201322202), we get a palindrome (514424424415).

The spelling of 202223102213 in words is "two hundred two billion, two hundred twenty-three million, one hundred two thousand, two hundred thirteen".

Divisors: 1 11 37 59 401 407 649 2183 4411 14837 21001 23659 24013 163207 231011 260249 777037 875383 1239059 8421401 8547407 9629213 13629649 45845183 92635411 311591837 496862659 504297013 3427510207 5465489249 18383918383 202223102213