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2102000211101 = 71973251468869
BaseRepresentation
bin11110100101101000111…
…110011101010010011101
321102221122000020110000102
4132211220332131102131
5233414344023223401
64245351235310445
7304602344664560
oct36455076352235
97387560213012
102102000211101
117404a935810a
1229b46b74b425
131232aa59327b
1473a474224d7
1539a27b1c56b
hex1e968f9d49d

2102000211101 has 16 divisors (see below), whose sum is σ = 2415228140160. Its totient is φ = 1792013496000.

The previous prime is 2102000211089. The next prime is 2102000211139. The reversal of 2102000211101 is 1011120002012.

It is not a de Polignac number, because 2102000211101 - 238 = 1827122304157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102000211191) 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, 4248695 + ... + 4717563.

It is an arithmetic number, because the mean of its divisors is an integer number (150951758760).

Almost surely, 22102000211101 is an apocalyptic number.

It is an amenable number.

2102000211101 is a deficient number, since it is larger than the sum of its proper divisors (313227929059).

2102000211101 is a wasteful number, since it uses less digits than its factorization.

2102000211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472324.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2102000211101 its reverse (1011120002012), we get a palindrome (3113120213113).

The spelling of 2102000211101 in words is "two trillion, one hundred two billion, two hundred eleven thousand, one hundred one".

Divisors: 1 7 197 1379 3251 22757 468869 640447 3282083 4483129 92367193 646570351 1524293119 10670051833 300285744443 2102000211101