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131130110211 = 34123938911467
BaseRepresentation
bin111101000011111110…
…1101011000100000011
3110112110200102210101120
41322013331223010003
54122023302011321
6140123525203323
712321345355212
oct1720775530403
9415420383346
10131130110211
115068058a711
12214b7260543
13c49a0686b9
1464bd605079
153627195ec6
hex1e87f6b103

131130110211 has 32 divisors (see below), whose sum is σ = 180332006400. Its totient is φ = 84705304320.

The previous prime is 131130110203. The next prime is 131130110213. The reversal of 131130110211 is 112011031131.

It is not a de Polignac number, because 131130110211 - 23 = 131130110203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131130110213) 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, 11429700 + ... + 11441166.

It is an arithmetic number, because the mean of its divisors is an integer number (5635375200).

Almost surely, 2131130110211 is an apocalyptic number.

131130110211 is a deficient number, since it is larger than the sum of its proper divisors (49201896189).

131130110211 is a wasteful number, since it uses less digits than its factorization.

131130110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12139.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 131130110211 its reverse (112011031131), we get a palindrome (243141141342).

The spelling of 131130110211 in words is "one hundred thirty-one billion, one hundred thirty million, one hundred ten thousand, two hundred eleven".

Divisors: 1 3 41 123 239 389 717 1167 9799 11467 15949 29397 34401 47847 92971 278913 470147 1410441 2740613 3811811 4460663 8221839 11435433 13381989 112365133 182887183 337095399 548661549 1066098457 3198295371 43710036737 131130110211