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12200021012210 = 2531293134317087
BaseRepresentation
bin1011000110001000100111…
…1010110010111011110010
31121012022101102220022121212
42301202021322302323302
53044341120334342320
641540340130320122
72366264615402423
oct261421172627362
947168342808555
1012200021012210
113983aaa897869
121450542429042
136a65c3187b05
143026ac7ad64a
1516253d1459c5
hexb1889eb2ef2

12200021012210 has 32 divisors (see below), whose sum is σ = 22745792950272. Its totient is φ = 4706470693440.

The previous prime is 12200021012189. The next prime is 12200021012213. The reversal of 12200021012210 is 1221012000221.

It is not an unprimeable number, because it can be changed into a prime (12200021012213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67067714 + ... + 67249373.

It is an arithmetic number, because the mean of its divisors is an integer number (710806029696).

Almost surely, 212200021012210 is an apocalyptic number.

12200021012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12200021012210 is a deficient number, since it is larger than the sum of its proper divisors (10545771938062).

12200021012210 is a wasteful number, since it uses less digits than its factorization.

12200021012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134317418.

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

Adding to 12200021012210 its reverse (1221012000221), we get a palindrome (13421033012431).

The spelling of 12200021012210 in words is "twelve trillion, two hundred billion, twenty-one million, twelve thousand, two hundred ten".

Divisors: 1 2 5 10 31 62 155 293 310 586 1465 2930 9083 18166 45415 90830 134317087 268634174 671585435 1343170870 4163829697 8327659394 20819148485 39354906491 41638296970 78709812982 196774532455 393549064910 1220002101221 2440004202442 6100010506105 12200021012210