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12210131333210 = 2529894483105527
BaseRepresentation
bin1011000110101110010010…
…0010100111000001011010
31121020021111001020211201012
42301223210202213001122
53100022322110130320
641545131253453522
72400103302614066
oct261534442470132
947207431224635
1012210131333210
113988318902658
1214524a43412a2
136a7544990785
14302d8b44caa6
15162930a464c5
hexb1ae48a705a

12210131333210 has 64 divisors (see below), whose sum is σ = 22996915027200. Its totient is φ = 4661567995392.

The previous prime is 12210131333203. The next prime is 12210131333293. The reversal of 12210131333210 is 1233313101221.

It is a super-2 number, since 2×122101313332102 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115653467 + ... + 115758993.

It is an arithmetic number, because the mean of its divisors is an integer number (359326797300).

Almost surely, 212210131333210 is an apocalyptic number.

12210131333210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210131333210 is a deficient number, since it is larger than the sum of its proper divisors (10786783693990).

12210131333210 is a wasteful number, since it uses less digits than its factorization.

12210131333210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110135.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12210131333210 its reverse (1233313101221), we get a palindrome (13443444434431).

The spelling of 12210131333210 in words is "twelve trillion, two hundred ten billion, one hundred thirty-one million, three hundred thirty-three thousand, two hundred ten".

Divisors: 1 2 5 10 29 58 89 145 178 290 445 890 2581 4483 5162 8966 12905 22415 25810 44830 105527 130007 211054 260014 398987 527635 650035 797974 1055270 1300070 1994935 3060283 3989870 6120566 9391903 11570623 15301415 18783806 23141246 30602830 46959515 57853115 93919030 115706230 272365187 473077541 544730374 946155082 1361825935 2365387705 2723651870 4730775410 13719248689 27438497378 42103901149 68596243445 84207802298 137192486890 210519505745 421039011490 1221013133321 2442026266642 6105065666605 12210131333210