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12210131132110 = 2531227457379679
BaseRepresentation
bin1011000110101110010010…
…0001110101111011001110
31121020021111000212121212001
42301223210201311323032
53100022322032211420
641545131245302514
72400103301115562
oct261534441657316
947207430777761
1012210131132110
11398831878555a
1214524a4264a3a
136a7544920092
14302d8b3d96a2
15162930a06b0a
hexb1ae4875ece

12210131132110 has 64 divisors (see below), whose sum is σ = 22837077688320. Its totient is φ = 4695371516160.

The previous prime is 12210131132057. The next prime is 12210131132117. The reversal of 12210131132110 is 1123113101221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210131132117) 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, 31969251 + ... + 32348929.

It is an arithmetic number, because the mean of its divisors is an integer number (356829338880).

Almost surely, 212210131132110 is an apocalyptic number.

12210131132110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210131132110 is a deficient number, since it is larger than the sum of its proper divisors (10626946556210).

12210131132110 is a wasteful number, since it uses less digits than its factorization.

12210131132110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380401.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12210131132110 its reverse (1123113101221), we get a palindrome (13333244233331).

The spelling of 12210131132110 in words is "twelve trillion, two hundred ten billion, one hundred thirty-one million, one hundred thirty-two thousand, one hundred ten".

Divisors: 1 2 5 10 31 62 155 227 310 454 457 914 1135 2270 2285 4570 7037 14074 14167 28334 35185 70370 70835 103739 141670 207478 379679 518695 759358 1037390 1898395 3215909 3796790 6431818 11770049 16079545 23540098 32159090 58850245 86187133 117700490 172374266 173513303 347026606 430935665 861871330 867566515 1735133030 2671801123 5343602246 5378912393 10757824786 13359005615 26718011230 26894561965 39387519781 53789123930 78775039562 196937598905 393875197810 1221013113211 2442026226422 6105065566055 12210131132110