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131301241203 = 31129647212057
BaseRepresentation
bin111101001001000101…
…0011111000101110011
3110112220121110010222110
41322102022133011303
54122401104204303
6140152521140403
712325524064326
oct1722212370563
9415817403873
10131301241203
1150759144990
122154462a703
13c4c6655742
1464d82307bd
1536371eb703
hex1e9229f173

131301241203 has 32 divisors (see below), whose sum is σ = 197875560960. Its totient is φ = 76713378560.

The previous prime is 131301241151. The next prime is 131301241213. The reversal of 131301241203 is 302142103131.

It is a cyclic number.

It is not a de Polignac number, because 131301241203 - 28 = 131301240947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131301241203.

It is not an unprimeable number, because it can be changed into a prime (131301241213) 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, 513151 + ... + 725207.

It is an arithmetic number, because the mean of its divisors is an integer number (6183611280).

Almost surely, 2131301241203 is an apocalyptic number.

131301241203 is a deficient number, since it is larger than the sum of its proper divisors (66574319757).

131301241203 is a wasteful number, since it uses less digits than its factorization.

131301241203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212747.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131301241203 its reverse (302142103131), we get a palindrome (433443344334).

The spelling of 131301241203 in words is "one hundred thirty-one billion, three hundred one million, two hundred forty-one thousand, two hundred three".

Divisors: 1 3 11 29 33 87 319 647 957 1941 7117 18763 21351 56289 206393 212057 619179 636171 2332627 6149653 6997881 18448959 67646183 137200879 202938549 411602637 1509209669 3978825491 4527629007 11936476473 43767080401 131301241203