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2233202010221 = 721326913032757
BaseRepresentation
bin100000011111110101001…
…101100110100001101101
321220111021200120102002202
4200133311031212201231
5243042044203311341
64425530245231245
7320225553612500
oct40376515464155
97814250512082
102233202010221
11791106351756
12300986a02525
1313278943c130
147a132369137
153d15622479b
hex207f536686d

2233202010221 has 24 divisors (see below), whose sum is σ = 2808038038680. Its totient is φ = 1760360418432.

The previous prime is 2233202010203. The next prime is 2233202010241. The reversal of 2233202010221 is 1220102023322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 414105120100 + 1819096890121 = 643510^2 + 1348739^2 .

It is not a de Polignac number, because 2233202010221 - 210 = 2233202009197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2233202010193 and 2233202010202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2233202010241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6345026 + ... + 6687731.

It is an arithmetic number, because the mean of its divisors is an integer number (117001584945).

Almost surely, 22233202010221 is an apocalyptic number.

It is an amenable number.

2233202010221 is a deficient number, since it is larger than the sum of its proper divisors (574836028459).

2233202010221 is a wasteful number, since it uses less digits than its factorization.

2233202010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13033053 (or 13033046 counting only the distinct ones).

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

Adding to 2233202010221 its reverse (1220102023322), we get a palindrome (3453304033543).

The spelling of 2233202010221 in words is "two trillion, two hundred thirty-three billion, two hundred two million, ten thousand, two hundred twenty-one".

Divisors: 1 7 13 49 91 269 637 1883 3497 13181 24479 171353 13032757 91229299 169425841 638605093 1185980887 3505811633 8301866209 24540681431 45575551229 171784770017 319028858603 2233202010221