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12212010110 = 2531109361409
BaseRepresentation
bin10110101111110010…
…00111110001111110
31011112002001101112202
423113321013301332
5200002233310420
65335441431502
7611424242006
oct132771076176
934462041482
1012212010110
1151a73a7a43
12244993b592
1311c80655b1
1483bc49006
154b719d575
hex2d7e47c7e

12212010110 has 32 divisors (see below), whose sum is σ = 22898937600. Its totient is φ = 4683847680.

The previous prime is 12212010073. The next prime is 12212010121. The reversal of 12212010110 is 1101021221.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12212010091 and 12212010100.

It is a congruent number.

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, 146915 + ... + 214494.

It is an arithmetic number, because the mean of its divisors is an integer number (715591800).

Almost surely, 212212010110 is an apocalyptic number.

12212010110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12212010110 is a deficient number, since it is larger than the sum of its proper divisors (10686927490).

12212010110 is a wasteful number, since it uses less digits than its factorization.

12212010110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361556.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12212010110 its reverse (1101021221), we get a palindrome (13313031331).

The spelling of 12212010110 in words is "twelve billion, two hundred twelve million, ten thousand, one hundred ten".

Divisors: 1 2 5 10 31 62 109 155 218 310 545 1090 3379 6758 16895 33790 361409 722818 1807045 3614090 11203679 22407358 39393581 56018395 78787162 112036790 196967905 393935810 1221201011 2442402022 6106005055 12212010110