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12122102200211 = 21119957396589
BaseRepresentation
bin1011000001100110010110…
…0110000111011110010011
31120220212021010220112211222
42300121211212013132103
53042102031130401321
641440452235555255
72360535664414343
oct260314546073623
946825233815758
1012122102200211
113953a55740073
1214394175bbb2b
1369c1562853b3
142dc9da1c4d23
151604cc7253ab
hexb0665987793

12122102200211 has 4 divisors (see below), whose sum is σ = 12122159808000. Its totient is φ = 12122044592424.

The previous prime is 12122102200207. The next prime is 12122102200249. The reversal of 12122102200211 is 11200220122121.

12122102200211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12122102200211 - 22 = 12122102200207 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 12122102200211.

It is not an unprimeable number, because it can be changed into a prime (12122102208211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28487096 + ... + 28909493.

It is an arithmetic number, because the mean of its divisors is an integer number (3030539952000).

Almost surely, 212122102200211 is an apocalyptic number.

12122102200211 is a deficient number, since it is larger than the sum of its proper divisors (57607789).

12122102200211 is an equidigital number, since it uses as much as digits as its factorization.

12122102200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57607788.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12122102200211 its reverse (11200220122121), we get a palindrome (23322322322332).

The spelling of 12122102200211 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, two hundred thousand, two hundred eleven".

Divisors: 1 211199 57396589 12122102200211