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12121110000110 = 251378987904199
BaseRepresentation
bin1011000001100010101001…
…1101001011000111101110
31120220202200222220120012002
42300120222131023013232
53042043013130000420
641440205553412302
72360502256020566
oct260305235130756
946822628816162
1012121110000110
113953596664491
12143919b26a092
1369c028849547
142dc944507da6
15160470585075
hexb062a74b1ee

12121110000110 has 16 divisors (see below), whose sum is σ = 21819580524000. Its totient is φ = 4848092328096.

The previous prime is 12121110000107. The next prime is 12121110000137. The reversal of 12121110000110 is 1100001112121.

12121110000110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12121110000091 and 12121110000100.

It is a congruent number.

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, 43814210 + ... + 44089989.

It is an arithmetic number, because the mean of its divisors is an integer number (1363723782750).

Almost surely, 212121110000110 is an apocalyptic number.

12121110000110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12121110000110 is a deficient number, since it is larger than the sum of its proper divisors (9698470523890).

12121110000110 is a wasteful number, since it uses less digits than its factorization.

12121110000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87917995.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12121110000110 its reverse (1100001112121), we get a palindrome (13221111112231).

The spelling of 12121110000110 in words is "twelve trillion, one hundred twenty-one billion, one hundred ten million, one hundred ten", and thus it is an aban number.

Divisors: 1 2 5 10 13789 27578 68945 137890 87904199 175808398 439520995 879041990 1212111000011 2424222000022 6060555000055 12121110000110