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202102302221011 = 1787713555724879
BaseRepresentation
bin101101111100111110011011…
…111011101010001011010011
3222111120210100221011012022001
4231330332123323222023103
5202442221003332033021
61553500303234054431
760366260311332643
oct5574763373521323
9874523327135261
10202102302221011
115943a117897a25
121a80094411a417
1388a021c2a4a2a
1437c9b371c0523
151857228466091
hexb7cf9beea2d3

202102302221011 has 8 divisors (see below), whose sum is σ = 214234676003520. Its totient is φ = 189997039890048.

The previous prime is 202102302220963. The next prime is 202102302221021. The reversal of 202102302221011 is 110122203201202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202102302221011 - 29 = 202102302220499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202102302221011.

It is not an unprimeable number, because it can be changed into a prime (202102302221021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6777847531 + ... + 6777877348.

It is an arithmetic number, because the mean of its divisors is an integer number (26779334500440).

Almost surely, 2202102302221011 is an apocalyptic number.

202102302221011 is a deficient number, since it is larger than the sum of its proper divisors (12132373782509).

202102302221011 is a wasteful number, since it uses less digits than its factorization.

202102302221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13555725773.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 202102302221011 its reverse (110122203201202), we get a palindrome (312224505422213).

The spelling of 202102302221011 in words is "two hundred two trillion, one hundred two billion, three hundred two million, two hundred twenty-one thousand, eleven".

Divisors: 1 17 877 14909 13555724879 230447322943 11888370718883 202102302221011