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10201430331 = 331992836709
BaseRepresentation
bin10011000000000110…
…10111100100111011
3222022221210100121000
421200003113210323
5131343031232311
64404140020043
7510541504251
oct114003274473
928287710530
1010201430331
114365494664
121b88531623
13c67655811
146cabd85d1
153ea8eb056
hex2600d793b

10201430331 has 32 divisors (see below), whose sum is σ = 15245120000. Its totient is φ = 6741861984.

The previous prime is 10201430299. The next prime is 10201430347. The reversal of 10201430331 is 13303410201.

10201430331 is a `hidden beast` number, since 1 + 0 + 201 + 430 + 3 + 31 = 666.

It is not a de Polignac number, because 10201430331 - 25 = 10201430299 is a prime.

It is a super-2 number, since 2×102014303312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201430131) 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, 1517205 + ... + 1523913.

It is an arithmetic number, because the mean of its divisors is an integer number (476410000).

Almost surely, 210201430331 is an apocalyptic number.

10201430331 is a deficient number, since it is larger than the sum of its proper divisors (5043689669).

10201430331 is a wasteful number, since it uses less digits than its factorization.

10201430331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7200 (or 7194 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10201430331 its reverse (13303410201), we get a palindrome (23504840532).

The spelling of 10201430331 in words is "ten billion, two hundred one million, four hundred thirty thousand, three hundred thirty-one".

Divisors: 1 3 9 27 199 283 597 849 1791 2547 5373 6709 7641 20127 56317 60381 168951 181143 506853 1335091 1520559 1898647 4005273 5695941 12015819 17087823 36047457 51263469 377830753 1133492259 3400476777 10201430331