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110220110011212 = 22321711142305591
BaseRepresentation
bin11001000011111010011110…
…100000010001101101001100
3112110020221100222100212212120
4121003322132200101231030
5103421321241130324322
61030230230341132540
732134066034660055
oct3103723640215514
9473227328325776
10110220110011212
11321350a473a473
121044148b9ba150
134966933a05746
141d30978b8372c
15cb21283d3a5c
hex643e9e811b4c

110220110011212 has 24 divisors (see below), whose sum is σ = 257181447328512. Its totient is φ = 36739866579600.

The previous prime is 110220110011181. The next prime is 110220110011223. The reversal of 110220110011212 is 212110011022011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 110220110011191 and 110220110011200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18547464 + ... + 23758127.

It is an arithmetic number, because the mean of its divisors is an integer number (10715893638688).

Almost surely, 2110220110011212 is an apocalyptic number.

110220110011212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110220110011212 is an abundant number, since it is smaller than the sum of its proper divisors (146961337317300).

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

110220110011212 is a wasteful number, since it uses less digits than its factorization.

110220110011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42522709 (or 42522707 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110220110011212 its reverse (212110011022011), we get a palindrome (322330121033223).

The spelling of 110220110011212 in words is "one hundred ten trillion, two hundred twenty billion, one hundred ten million, eleven thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 217111 434222 651333 868444 1302666 2605332 42305591 84611182 126916773 169222364 253833546 507667092 9185009167601 18370018335202 27555027502803 36740036670404 55110055005606 110220110011212