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11212010011100 = 2252532115473587
BaseRepresentation
bin1010001100100111111111…
…0111111011100111011100
31110200212011020220010210202
42203021333313323213130
52432144144030323400
635502420513523032
72235020026431053
oct243117767734734
943625136803722
1011212010011100
113632a9439a218
121310b67573478
136343989a1672
142aa94271d39a
151469b41ca4d5
hexa327fdfb9dc

11212010011100 has 36 divisors (see below), whose sum is σ = 24789119504184. Its totient is φ = 4400185058880.

The previous prime is 11212010011079. The next prime is 11212010011123. The reversal of 11212010011100 is 111001021211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1057731494 + ... + 1057742093.

It is an arithmetic number, because the mean of its divisors is an integer number (688586652894).

Almost surely, 211212010011100 is an apocalyptic number.

11212010011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11212010011100 is an abundant number, since it is smaller than the sum of its proper divisors (13577109493084).

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

11212010011100 is a wasteful number, since it uses less digits than its factorization.

11212010011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2115473654 (or 2115473647 counting only the distinct ones).

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

Adding to 11212010011100 its reverse (111001021211), we get a palindrome (11323011032311).

The spelling of 11212010011100 in words is "eleven trillion, two hundred twelve billion, ten million, eleven thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 53 100 106 212 265 530 1060 1325 2650 5300 2115473587 4230947174 8461894348 10577367935 21154735870 42309471740 52886839675 105773679350 112120100111 211547358700 224240200222 448480400444 560600500555 1121201001110 2242402002220 2803002502775 5606005005550 11212010011100