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12102200110210 = 2571723774278467
BaseRepresentation
bin1011000000011100001101…
…0101101010110010000010
31120211221220010121121212111
42300013003111222302002
53041240301212011320
641423401325045534
72356232541426340
oct260070325526202
946757803547774
1012102200110210
113946572505301
1214355a23b68aa
1369a303c6bb92
142dba6cd08990
1515ec15399a5a
hexb01c356ac82

12102200110210 has 64 divisors (see below), whose sum is σ = 26371518375168. Its totient is φ = 3903603922944.

The previous prime is 12102200110199. The next prime is 12102200110243. The reversal of 12102200110210 is 1201100220121.

It is a super-2 number, since 2×121022001102102 (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, 689397 + ... + 4967863.

It is an arithmetic number, because the mean of its divisors is an integer number (412054974612).

Almost surely, 212102200110210 is an apocalyptic number.

12102200110210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102200110210 is an abundant number, since it is smaller than the sum of its proper divisors (14269318264958).

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

12102200110210 is a wasteful number, since it uses less digits than its factorization.

12102200110210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4280875.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12102200110210 its reverse (1201100220121), we get a palindrome (13303300330331).

The spelling of 12102200110210 in words is "twelve trillion, one hundred two billion, two hundred million, one hundred ten thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 2377 4754 11885 16639 23770 33278 40409 80818 83195 166390 202045 282863 404090 565726 1414315 2828630 4278467 8556934 21392335 29949269 42784670 59898538 72733939 145467878 149746345 299492690 363669695 509137573 727339390 1018275146 2545687865 5091375730 10169916059 20339832118 50849580295 71189412413 101699160590 142378824826 172888573003 345777146006 355947062065 711894124130 864442865015 1210220011021 1728885730030 2420440022042 6051100055105 12102200110210