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1002232002231 = 321910158619901
BaseRepresentation
bin11101001010110011010…
…11101011011010110111
310112210221021022212221100
432211121223223122313
5112410032343032411
62044230302021143
7132260146313115
oct16453153533267
93483837285840
101002232002231
11357053923239
121422a55777b3
1373682823615
1436718a54ab5
151b10c6a5456
hexe959aeb6b7

1002232002231 has 48 divisors (see below), whose sum is σ = 1539367296480. Its totient is φ = 626551200000.

The previous prime is 1002232002229. The next prime is 1002232002283. The reversal of 1002232002231 is 1322002322001.

1002232002231 is a `hidden beast` number, since 10 + 0 + 223 + 200 + 2 + 231 = 666.

It is not a de Polignac number, because 1002232002231 - 21 = 1002232002229 is a prime.

It is a super-2 number, since 2×10022320022312 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002232001231) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101220381 + ... + 101230281.

It is an arithmetic number, because the mean of its divisors is an integer number (32070152010).

Almost surely, 21002232002231 is an apocalyptic number.

1002232002231 is a deficient number, since it is larger than the sum of its proper divisors (537135294249).

1002232002231 is a wasteful number, since it uses less digits than its factorization.

1002232002231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15888 (or 15885 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1002232002231 its reverse (1322002322001), we get a palindrome (2324234324232).

The spelling of 1002232002231 in words is "one trillion, two billion, two hundred thirty-two million, two thousand, two hundred thirty-one".

Divisors: 1 3 9 19 57 101 171 303 909 1919 5757 5861 9901 17271 17583 29703 52749 89109 111359 188119 334077 564357 591961 1000001 1002231 1693071 1775883 3000003 5327649 9000009 11247259 19000019 33741777 57000057 58029761 101225331 171000171 174089283 522267849 1102565459 3307696377 5861005861 9923089131 17583017583 52749052749 111359111359 334077334077 1002232002231