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11101110220220 = 225975722221763
BaseRepresentation
bin1010000110001010110110…
…1110110011010110111100
31110022020220110101001101112
42201202231232303112330
52423340033204021340
635335440222301152
72224012600652426
oct241425556632674
943266813331345
1011101110220220
11359aa5534a989
1212b35774277b8
13626aa3c52327
142a5421c35816
15143b730e8065
hexa18adbb35bc

11101110220220 has 24 divisors (see below), whose sum is σ = 23552664780624. Its totient is φ = 4394666313216.

The previous prime is 11101110220157. The next prime is 11101110220223. The reversal of 11101110220220 is 2202201110111.

It is a junction number, because it is equal to n+sod(n) for n = 11101110220195 and 11101110220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101110220223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2861108942 + ... + 2861112821.

It is an arithmetic number, because the mean of its divisors is an integer number (981361032526).

Almost surely, 211101110220220 is an apocalyptic number.

11101110220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101110220220 is an abundant number, since it is smaller than the sum of its proper divisors (12451554560404).

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

11101110220220 is a wasteful number, since it uses less digits than its factorization.

11101110220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5722221869 (or 5722221867 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11101110220220 its reverse (2202201110111), we get a palindrome (13303311330331).

The spelling of 11101110220220 in words is "eleven trillion, one hundred one billion, one hundred ten million, two hundred twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 97 194 388 485 970 1940 5722221763 11444443526 22888887052 28611108815 57222217630 114444435260 555055511011 1110111022022 2220222044044 2775277555055 5550555110110 11101110220220