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12120120020210 = 259721159217863
BaseRepresentation
bin1011000001011110111101…
…1100101100110011110010
31120220200011000002101001212
42300113233130230303302
53042034001211121320
641435523431000122
72360435605232036
oct260275734546362
946820130071055
1012120120020210
113953128864984
121438b63809042
1369bbcb70a117
142dc88cc481c6
151604136d29c5
hexb05ef72ccf2

12120120020210 has 32 divisors (see below), whose sum is σ = 22145586164352. Its totient is φ = 4775328391680.

The previous prime is 12120120020137. The next prime is 12120120020221. The reversal of 12120120020210 is 1202002102121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29404262 + ... + 29813601.

It is an arithmetic number, because the mean of its divisors is an integer number (692049567636).

Almost surely, 212120120020210 is an apocalyptic number.

12120120020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12120120020210 is a deficient number, since it is larger than the sum of its proper divisors (10025466144142).

12120120020210 is a wasteful number, since it uses less digits than its factorization.

12120120020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59218178.

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

Adding to 12120120020210 its reverse (1202002102121), we get a palindrome (13322122122331).

The spelling of 12120120020210 in words is "twelve trillion, one hundred twenty billion, one hundred twenty million, twenty thousand, two hundred ten".

Divisors: 1 2 5 10 97 194 211 422 485 970 1055 2110 20467 40934 102335 204670 59217863 118435726 296089315 592178630 5744132711 11488265422 12494969093 24989938186 28720663555 57441327110 62474845465 124949690930 1212012002021 2424024004042 6060060010105 12120120020210