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13102221310310 = 2511433049908503
BaseRepresentation
bin1011111010101001100100…
…1111110011100101100110
31201101120010022221010102102
42332222121033303211212
53204131322123412220
643511024414012102
72521414154403266
oct276523117634546
951346108833372
1013102221310310
1141a16913a0140
12157736b4a7032
137406c374b152
143342180ad7a6
1517ac438ec775
hexbea993f3966

13102221310310 has 64 divisors (see below), whose sum is σ = 26334987148800. Its totient is φ = 4652111681280.

The previous prime is 13102221310309. The next prime is 13102221310313. The reversal of 13102221310310 is 1301312220131.

It is a happy number.

It is a super-3 number, since 3×131022213103103 (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13102221310313) 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, 13967519 + ... + 14876021.

It is an arithmetic number, because the mean of its divisors is an integer number (411484174200).

Almost surely, 213102221310310 is an apocalyptic number.

13102221310310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13102221310310 is an abundant number, since it is smaller than the sum of its proper divisors (13232765838490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13102221310310 is a wasteful number, since it uses less digits than its factorization.

13102221310310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911613.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 13102221310310 its reverse (1301312220131), we get a palindrome (14403533530441).

The spelling of 13102221310310 in words is "thirteen trillion, one hundred two billion, two hundred twenty-one million, three hundred ten thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 43 55 86 110 215 430 473 946 2365 3049 4730 6098 15245 30490 33539 67078 131107 167695 262214 335390 655535 908503 1311070 1442177 1817006 2884354 4542515 7210885 9085030 9993533 14421770 19987066 39065629 49967665 78131258 99935330 195328145 390656290 429721919 859443838 2148609595 2770025647 4297219190 5540051294 13850128235 27700256470 30470282117 60940564234 119111102821 152351410585 238222205642 304702821170 595555514105 1191111028210 1310222131031 2620444262062 6551110655155 13102221310310