Search a number
-
+
12102101100211 = 120157171762583
BaseRepresentation
bin1011000000011011110101…
…1011111110011010110011
31120211221122020022101200111
42300012331123332122303
53041240100340201321
641423343431002151
72356230230026423
oct260067533763263
946757566271614
1012102101100211
11394652162a661
121435575209357
1369a2b95b3b95
142dba5dad4483
1515ec0b83d5e1
hexb01bd6fe6b3

12102101100211 has 8 divisors (see below), whose sum is σ = 12114303285024. Its totient is φ = 12089902454400.

The previous prime is 12102101100181. The next prime is 12102101100217. The reversal of 12102101100211 is 11200110120121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12102101100211 - 217 = 12102100969139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12102101100191 and 12102101100200.

It is not an unprimeable number, because it can be changed into a prime (12102101100217) 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, 5984826 + ... + 7747408.

It is an arithmetic number, because the mean of its divisors is an integer number (1514287910628).

Almost surely, 212102101100211 is an apocalyptic number.

12102101100211 is a deficient number, since it is larger than the sum of its proper divisors (12202184813).

12102101100211 is a wasteful number, since it uses less digits than its factorization.

12102101100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769501.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12102101100211 its reverse (11200110120121), we get a palindrome (23302211220332).

The spelling of 12102101100211 in words is "twelve trillion, one hundred two billion, one hundred one million, one hundred thousand, two hundred eleven".

Divisors: 1 1201 5717 1762583 6866117 2116862183 10076687011 12102101100211