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2102100101002 = 211794392755111
BaseRepresentation
bin11110100101101110111…
…011100000011110001010
321102221212222012101012101
4132211232323200132022
5233420100111213002
64245405204304014
7304605000021016
oct36455673403612
97387788171171
102102100101002
1174054a783950
1229b4990a200a
131232c5198915
1473a567c5546
1539a3179e587
hex1e96eee078a

2102100101002 has 32 divisors (see below), whose sum is σ = 3491277926400. Its totient is φ = 941255780400.

The previous prime is 2102100100967. The next prime is 2102100101009. The reversal of 2102100101002 is 2001010012012.

It is a self number, because there is not a number n which added to its sum of digits gives 2102100101002.

It is not an unprimeable number, because it can be changed into a prime (2102100101009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614574 + ... + 2140537.

It is an arithmetic number, because the mean of its divisors is an integer number (109102435200).

Almost surely, 22102100101002 is an apocalyptic number.

2102100101002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2102100101002 is a deficient number, since it is larger than the sum of its proper divisors (1389177825398).

2102100101002 is a wasteful number, since it uses less digits than its factorization.

2102100101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755642.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2102100101002 its reverse (2001010012012), we get a palindrome (4103110113014).

The spelling of 2102100101002 in words is "two trillion, one hundred two billion, one hundred million, one hundred one thousand, two".

Divisors: 1 2 11 22 79 158 439 869 878 1738 4829 9658 34681 69362 381491 762982 2755111 5510222 30306221 60612442 217653769 435307538 1209493729 2394191459 2418987458 4788382918 13304431019 26608862038 95550004591 191100009182 1051050050501 2102100101002