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10200310231 = 431071122147
BaseRepresentation
bin10010111111111110…
…00110000111010111
3222022212200110002211
421133333012013113
5131342234411411
64404100014251
7510526130536
oct113777060727
928285613084
1010200310231
11436489a061
121b88091387
13c67352a37
146ca9c631d
153ea779221
hex25ffc61d7

10200310231 has 8 divisors (see below), whose sum is σ = 10438972544. Its totient is φ = 9961713720.

The previous prime is 10200310213. The next prime is 10200310243. The reversal of 10200310231 is 13201300201.

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 10200310231 - 227 = 10066092503 is a prime.

It is a super-2 number, since 2×102003102312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200320231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449500 + ... + 471646.

It is an arithmetic number, because the mean of its divisors is an integer number (1304871568).

Almost surely, 210200310231 is an apocalyptic number.

10200310231 is a deficient number, since it is larger than the sum of its proper divisors (238662313).

10200310231 is a wasteful number, since it uses less digits than its factorization.

10200310231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32901.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10200310231 its reverse (13201300201), we get a palindrome (23401610432).

The spelling of 10200310231 in words is "ten billion, two hundred million, three hundred ten thousand, two hundred thirty-one".

Divisors: 1 43 10711 22147 460573 952321 237216517 10200310231