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11102212100001 = 311781634304219
BaseRepresentation
bin1010000110001110111101…
…1010001000111110100001
31110022100202020202100021210
42201203233122020332201
52423344312244200001
635340141423340333
72224052110535061
oct241435732107641
943270666670253
1011102212100001
1135a0470329530
1212b38244516a9
13626c1b3107b9
142a54c83033a1
15143bd9c00dd6
hexa18ef688fa1

11102212100001 has 16 divisors (see below), whose sum is σ = 16148882499840. Its totient is φ = 6728525746320.

The previous prime is 11102212099973. The next prime is 11102212100009. The reversal of 11102212100001 is 10000121220111.

11102212100001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11102212100001 - 210 = 11102212098977 is a prime.

It is a super-2 number, since 2×111022121000012 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11102212100001.

It is not an unprimeable number, because it can be changed into a prime (11102212100009) 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, 427270 + ... + 4731488.

It is an arithmetic number, because the mean of its divisors is an integer number (1009305156240).

Almost surely, 211102212100001 is an apocalyptic number.

11102212100001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11102212100001 is a deficient number, since it is larger than the sum of its proper divisors (5046670399839).

11102212100001 is a wasteful number, since it uses less digits than its factorization.

11102212100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4382396.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11102212100001 its reverse (10000121220111), we get a palindrome (21102333320112).

The spelling of 11102212100001 in words is "eleven trillion, one hundred two billion, two hundred twelve million, one hundred thousand, one".

Divisors: 1 3 11 33 78163 234489 859793 2579379 4304219 12912657 47346409 142039227 336430669697 1009292009091 3700737366667 11102212100001