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12012202010210 = 251311139161717
BaseRepresentation
bin1010111011001100111100…
…0010001010011001100010
31120112100121000022110001112
42232303033002022121202
53033301442203311320
641314155053303322
72346565364255213
oct256631702123142
946470530273045
1012012202010210
113911389971766
121420066194b42
1369199066367c
142d757238340a
1515c6e9295ec5
hexaeccf08a662

12012202010210 has 16 divisors (see below), whose sum is σ = 21622130889336. Its totient is φ = 4804843632768.

The previous prime is 12012202010177. The next prime is 12012202010239. The reversal of 12012202010210 is 1201020221021.

It can be written as a sum of positive squares in 4 ways, for example, as 11214722647921 + 797479362289 = 3348839^2 + 893017^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3269729 + ... + 5891988.

Almost surely, 212012202010210 is an apocalyptic number.

12012202010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012202010210 is a deficient number, since it is larger than the sum of its proper divisors (9609928879126).

12012202010210 is a wasteful number, since it uses less digits than its factorization.

12012202010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9292837.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12012202010210 its reverse (1201020221021), we get a palindrome (13213222231231).

The spelling of 12012202010210 in words is "twelve trillion, twelve billion, two hundred two million, ten thousand, two hundred ten".

Divisors: 1 2 5 10 131113 262226 655565 1311130 9161717 18323434 45808585 91617170 1201220201021 2402440402042 6006101005105 12012202010210