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21210200010002 = 213799768541199
BaseRepresentation
bin1001101001010011000100…
…11011111110110100010010
32210002200020022021210220102
410310221202123332310102
510240001442200310002
6113035455324212402
74316246346255263
oct464514233766422
983080208253812
1021210200010002
116838216a58663
12246681909a102
13bab161b47903
145348172d096a
1526bad528ba02
hex134a626fed12

21210200010002 has 8 divisors (see below), whose sum is σ = 31817605680000. Its totient is φ = 10604331450004.

The previous prime is 21210200009959. The next prime is 21210200010011. The reversal of 21210200010002 is 20001000201212.

Adding to 21210200010002 its reverse (20001000201212), we get a palindrome (41211200211214).

It is a happy number.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 384243002 + ... + 384298197.

It is an arithmetic number, because the mean of its divisors is an integer number (3977200710000).

Almost surely, 221210200010002 is an apocalyptic number.

21210200010002 is a deficient number, since it is larger than the sum of its proper divisors (10607405669998).

21210200010002 is a wasteful number, since it uses less digits than its factorization.

21210200010002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768555000.

The product of its (nonzero) digits is 16, while the sum is 11.

The spelling of 21210200010002 in words is "twenty-one trillion, two hundred ten billion, two hundred million, ten thousand, two".

Divisors: 1 2 13799 27598 768541199 1537082398 10605100005001 21210200010002