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11101101210001 = 119901101928191
BaseRepresentation
bin1010000110001010110100…
…1100011011100110010001
31110022020212211102021200201
42201202231030123212101
52423340023402210001
635335435301215201
72224012431244525
oct241425514334621
943266784367621
1011101101210001
11359aa50256420
1212b3574401501
13626aa211913a
142a542096bd85
15143b72418501
hexa18ad31b991

11101101210001 has 8 divisors (see below), whose sum is σ = 12111515486208. Its totient is φ = 10090890810000.

The previous prime is 11101101209971. The next prime is 11101101210013. The reversal of 11101101210001 is 10001210110111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-11101101210001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11101101210001.

It is not an unprimeable number, because it can be changed into a prime (11101101210071) 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, 50855185 + ... + 51073006.

It is an arithmetic number, because the mean of its divisors is an integer number (1513939435776).

Almost surely, 211101101210001 is an apocalyptic number.

11101101210001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11101101210001 is a deficient number, since it is larger than the sum of its proper divisors (1010414276207).

11101101210001 is a wasteful number, since it uses less digits than its factorization.

11101101210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101938103.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11101101210001 its reverse (10001210110111), we get a palindrome (21102311320112).

The spelling of 11101101210001 in words is "eleven trillion, one hundred one billion, one hundred one million, two hundred ten thousand, one".

Divisors: 1 11 9901 108911 101928191 1121210101 1009191019091 11101101210001