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12110220222211 = 138137649232919
BaseRepresentation
bin1011000000111010000101…
…0111111101111100000011
31120212201121001212112020201
42300032201113331330003
53041403212334102321
641431205223550031
72356635355313146
oct260164127757403
946781531775221
1012110220222211
113949a0866a141
1214370602bb317
1369acb1704397
142dc1d012a05d
15160034519291
hexb03a15fdf03

12110220222211 has 8 divisors (see below), whose sum is σ = 12119363316000. Its totient is φ = 12101077672320.

The previous prime is 12110220222181. The next prime is 12110220222227. The reversal of 12110220222211 is 11222202201121.

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 12110220222211 - 27 = 12110220222083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12110220222311) 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 7 ways as a sum of consecutive naturals, for example, 51876810 + ... + 52109728.

It is an arithmetic number, because the mean of its divisors is an integer number (1514920414500).

Almost surely, 212110220222211 is an apocalyptic number.

12110220222211 is a deficient number, since it is larger than the sum of its proper divisors (9143093789).

12110220222211 is a wasteful number, since it uses less digits than its factorization.

12110220222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271949.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12110220222211 its reverse (11222202201121), we get a palindrome (23332422423332).

The spelling of 12110220222211 in words is "twelve trillion, one hundred ten billion, two hundred twenty million, two hundred twenty-two thousand, two hundred eleven".

Divisors: 1 1381 37649 232919 51993269 321661139 8769167431 12110220222211