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222112120002212 = 221110190755104989
BaseRepresentation
bin110010100000001010000010…
…000000110101011010100100
31002010102201012112111122212202
4302200022002000311122210
5213103041110210032322
62104220522125234032
764533033251210426
oct6240120200653244
91063381175448782
10222112120002212
1164854248321320
1220ab2997702918
1396c21105a614b
143cbc3d92ca816
151aa29a51b4292
hexca02820356a4

222112120002212 has 48 divisors (see below), whose sum is σ = 428702715322560. Its totient is φ = 99850238256000.

The previous prime is 222112120002131. The next prime is 222112120002233. The reversal of 222112120002212 is 212200021211222.

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, 23521787 + ... + 31583202.

It is an arithmetic number, because the mean of its divisors is an integer number (8931306569220).

Almost surely, 2222112120002212 is an apocalyptic number.

222112120002212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222112120002212 is a deficient number, since it is larger than the sum of its proper divisors (206590595320348).

222112120002212 is a wasteful number, since it uses less digits than its factorization.

222112120002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55106012 (or 55106010 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222112120002212 its reverse (212200021211222), we get a palindrome (434312141213434).

The spelling of 222112120002212 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred twenty million, two thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 101 202 404 907 1111 1814 2222 3628 4444 9977 19954 39908 91607 183214 366428 1007677 2015354 4030708 55104989 110209978 220419956 606154879 1212309758 2424619516 5565603889 11131207778 22262415556 49980225023 61221642779 99960450046 122443285558 199920900092 244886571116 549782475253 1099564950506 2199129901012 5048002727323 10096005454646 20192010909292 55528030000553 111056060001106 222112120002212