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12110211310 = 258946729137
BaseRepresentation
bin10110100011101001…
…10010100011101110
31011020222111110211211
423101310302203232
5144300203230220
65321403505034
7606050045341
oct132164624356
934228443754
1012110211310
115154997aaa
12241b82817a
1311acc42112
1482c50a458
154ad290b5a
hex2d1d328ee

12110211310 has 32 divisors (see below), whose sum is σ = 22091266080. Its totient is φ = 4779236352.

The previous prime is 12110211257. The next prime is 12110211313. The reversal of 12110211310 is 1311201121.

It is a happy number.

It is a super-2 number, since 2×121102113102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110211313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401062 + ... + 430198.

It is an arithmetic number, because the mean of its divisors is an integer number (690352065).

Almost surely, 212110211310 is an apocalyptic number.

12110211310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12110211310 is a deficient number, since it is larger than the sum of its proper divisors (9981054770).

12110211310 is a wasteful number, since it uses less digits than its factorization.

12110211310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29700.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 12110211310 its reverse (1311201121), we get a palindrome (13421412431).

The spelling of 12110211310 in words is "twelve billion, one hundred ten million, two hundred eleven thousand, three hundred ten".

Divisors: 1 2 5 10 89 178 445 467 890 934 2335 4670 29137 41563 58274 83126 145685 207815 291370 415630 2593193 5186386 12965965 13606979 25931930 27213958 68034895 136069790 1211021131 2422042262 6055105655 12110211310