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13220133210212 = 22192315137499637
BaseRepresentation
bin1100000001100000110101…
…0110000000100001100100
31201210211110210222021002012
43000120031112000201210
53213044313100211322
644041124555133352
72533060140123305
oct300301526004144
951724423867065
1013220133210212
1142376996047a5
121596197a44258
1374b865152c16
14339c01d867ac
1517dd453dbae2
hexc060d580864

13220133210212 has 48 divisors (see below), whose sum is σ = 25413427347840. Its totient is φ = 5989492472832.

The previous prime is 13220133210199. The next prime is 13220133210233. The reversal of 13220133210212 is 21201233102231.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26209658 + ... + 26709294.

It is an arithmetic number, because the mean of its divisors is an integer number (529446403080).

Almost surely, 213220133210212 is an apocalyptic number.

It is an amenable number.

13220133210212 is a deficient number, since it is larger than the sum of its proper divisors (12193294137628).

13220133210212 is a wasteful number, since it uses less digits than its factorization.

13220133210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514820 (or 514818 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13220133210212 its reverse (21201233102231), we get a palindrome (34421366312443).

The spelling of 13220133210212 in words is "thirteen trillion, two hundred twenty billion, one hundred thirty-three million, two hundred ten thousand, two hundred twelve".

Divisors: 1 2 4 19 23 38 46 76 92 437 874 1748 15137 30274 60548 287603 348151 499637 575206 696302 999274 1150412 1392604 1998548 6614869 9493103 11491651 13229738 18986206 22983302 26459476 37972412 45966604 218341369 436682738 873365476 7563005269 15126010538 30252021076 143697100111 173949121187 287394200222 347898242374 574788400444 695796484748 3305033302553 6610066605106 13220133210212