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131000200201 = 1319254751031
BaseRepresentation
bin111101000000000111…
…0000110110000001001
3110112010121222200100201
41322000032012300021
54121242022401301
6140103004532201
712315210220633
oct1720016066011
9415117880321
10131000200201
115061421a372
122147b851061
13c479181b80
1464aa269a53
15361aa84201
hex1e80386c09

131000200201 has 24 divisors (see below), whose sum is σ = 149168169024. Its totient is φ = 114347207520.

The previous prime is 131000200189. The next prime is 131000200229. The reversal of 131000200201 is 102002000131.

It is not a de Polignac number, because 131000200201 - 213 = 131000192009 is a prime.

It is a super-2 number, since 2×1310002002012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131000200291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2541556 + ... + 2592586.

It is an arithmetic number, because the mean of its divisors is an integer number (6215340376).

Almost surely, 2131000200201 is an apocalyptic number.

It is an amenable number.

131000200201 is a deficient number, since it is larger than the sum of its proper divisors (18167968823).

131000200201 is a wasteful number, since it uses less digits than its factorization.

131000200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51629 (or 51610 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 131000200201 its reverse (102002000131), we get a palindrome (233002200332).

The spelling of 131000200201 in words is "one hundred thirty-one billion, two hundred thousand, two hundred one".

Divisors: 1 13 19 247 361 547 4693 7111 10393 51031 135109 197467 663403 969589 2567071 12604657 18422191 27913957 239488483 362881441 530365183 6894747379 10076938477 131000200201