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13130311022211 = 319230356333723
BaseRepresentation
bin1011111100010010001110…
…0001100011011010000011
31201111020121221200100011110
42333010203201203122003
53210111334110202321
643531552010014403
72523430230123135
oct277044341433203
951436557610143
1013130311022211
1142025962a1479
1215808aa717403
1374324c119956
14335720933055
1517b839985176
hexbf123863683

13130311022211 has 8 divisors (see below), whose sum is σ = 18428506697920. Its totient is φ = 8292828013992.

The previous prime is 13130311022203. The next prime is 13130311022233. The reversal of 13130311022211 is 11222011303131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13130311022211 - 23 = 13130311022203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13130311022611) 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, 115178166805 + ... + 115178166918.

It is an arithmetic number, because the mean of its divisors is an integer number (2303563337240).

Almost surely, 213130311022211 is an apocalyptic number.

13130311022211 is a deficient number, since it is larger than the sum of its proper divisors (5298195675709).

13130311022211 is a wasteful number, since it uses less digits than its factorization.

13130311022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230356333745.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 13130311022211 its reverse (11222011303131), we get a palindrome (24352322325342).

It can be divided in two parts, 131303110 and 22211, that added together give a triangular number (131325321 = T16206).

The spelling of 13130311022211 in words is "thirteen trillion, one hundred thirty billion, three hundred eleven million, twenty-two thousand, two hundred eleven".

Divisors: 1 3 19 57 230356333723 691069001169 4376770340737 13130311022211