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12110000101100 = 225211101109000901
BaseRepresentation
bin1011000000111001010001…
…0000010001011011101100
31120212201000201200012211222
42300032110100101123230
53041402240011213400
641431131322002512
72356630043313506
oct260162420213354
946781021605758
1012110000101100
113949905393970
121436bba646438
1369ac77c237c5
142dc1acbcad76
15160020038185
hexb03944116ec

12110000101100 has 72 divisors (see below), whose sum is σ = 28951511578416. Its totient is φ = 4360036000000.

The previous prime is 12110000101097. The next prime is 12110000101103. The reversal of 12110000101100 is 110100001121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12110000101097) and next prime (12110000101103).

It is not an unprimeable number, because it can be changed into a prime (12110000101103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54389351 + ... + 54611550.

It is an arithmetic number, because the mean of its divisors is an integer number (402104327478).

Almost surely, 212110000101100 is an apocalyptic number.

12110000101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12110000101100 is an abundant number, since it is smaller than the sum of its proper divisors (16841511477316).

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

12110000101100 is a wasteful number, since it uses less digits than its factorization.

12110000101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109001027 (or 109001020 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 12110000101100 its reverse (110100001121), we get a palindrome (12220100102221).

The spelling of 12110000101100 in words is "twelve trillion, one hundred ten billion, one hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 101 110 202 220 275 404 505 550 1010 1100 1111 2020 2222 2525 4444 5050 5555 10100 11110 22220 27775 55550 111100 109000901 218001802 436003604 545004505 1090009010 1199009911 2180018020 2398019822 2725022525 4796039644 5450045050 5995049555 10900090100 11009091001 11990099110 22018182002 23980198220 29975247775 44036364004 55045455005 59950495550 110090910010 119900991100 121100001011 220181820020 242200002022 275227275025 484400004044 550454550050 605500005055 1100909100100 1211000010110 2422000020220 3027500025275 6055000050550 12110000101100