Search a number
-
+
110020022221 = 17232011139921
BaseRepresentation
bin110011001110110110…
…1000100111111001101
3101111222111002012200211
41212131231010333031
53300310111202341
6122313102522421
710643253521164
oct1463555047715
9344874065624
10110020022221
11427284860aa
12193a5596411
13a4b46ba485
145479b163db
152cddc50181
hex199db44fcd

110020022221 has 16 divisors (see below), whose sum is σ = 121617963648. Its totient is φ = 98996198400.

The previous prime is 110020022183. The next prime is 110020022293. The reversal of 110020022221 is 122220020011.

Adding to 110020022221 its reverse (122220020011), we get a palindrome (232240042232).

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-110020022221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020002221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 716341 + ... + 856261.

It is an arithmetic number, because the mean of its divisors is an integer number (7601122728).

Almost surely, 2110020022221 is an apocalyptic number.

It is an amenable number.

110020022221 is a deficient number, since it is larger than the sum of its proper divisors (11597941427).

110020022221 is a wasteful number, since it uses less digits than its factorization.

110020022221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141972.

The product of its (nonzero) digits is 32, while the sum is 13.

The spelling of 110020022221 in words is "one hundred ten billion, twenty million, twenty-two thousand, two hundred twenty-one".

Divisors: 1 17 23 391 2011 34187 46253 139921 786301 2378657 3218183 54709111 281381131 4783479227 6471766013 110020022221