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12201001020210 = 2353794837115903
BaseRepresentation
bin1011000110001100010001…
…0101001110101100110010
31121012101220201221212212110
42301203010111032230302
53044400122230121320
641541021255310150
72366331115336542
oct261430425165462
947171821855773
1012201001020210
113984462aa6332
12145077667b356
136a671b2153c2
143027629d5322
151625991c85e0
hexb18c454eb32

12201001020210 has 64 divisors (see below), whose sum is σ = 30074395318272. Its totient is φ = 3165604436736.

The previous prime is 12201001020179. The next prime is 12201001020259. The reversal of 12201001020210 is 1202010010221.

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, 105211119 + ... + 105327021.

It is an arithmetic number, because the mean of its divisors is an integer number (469912426848).

Almost surely, 212201001020210 is an apocalyptic number.

12201001020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12201001020210 is an abundant number, since it is smaller than the sum of its proper divisors (17873394298062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12201001020210 is a wasteful number, since it uses less digits than its factorization.

12201001020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210787.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12201001020210 its reverse (1202010010221), we get a palindrome (13403011030431).

The spelling of 12201001020210 in words is "twelve trillion, two hundred one billion, one million, twenty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 94837 115903 189674 231806 284511 347709 474185 569022 579515 695418 948370 1159030 1422555 1738545 2845110 3477090 3508969 4288411 7017938 8576822 10526907 12865233 17544845 21053814 21442055 25730466 35089690 42884110 52634535 64326165 105269070 128652330 10991892811 21983785622 32975678433 54959464055 65951356866 109918928110 164878392165 329756784330 406700034007 813400068014 1220100102021 2033500170035 2440200204042 4067000340070 6100500510105 12201001020210