Search a number
-
+
2220011002212 = 223185000916851
BaseRepresentation
bin100000010011100010111…
…101111001100101100100
321212020020101100202220120
4200103202331321211210
5242333040304032322
64415505312201540
7316250641111263
oct40234275714544
97766211322816
102220011002212
11786557376143
122ba3052392b0
13131466610c53
14796404bc5da
153cb33142a5c
hex204e2f79964

2220011002212 has 12 divisors (see below), whose sum is σ = 5180025671856. Its totient is φ = 740003667400.

The previous prime is 2220011002193. The next prime is 2220011002217. The reversal of 2220011002212 is 2122001100222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2220011002191 and 2220011002200.

It is not an unprimeable number, because it can be changed into a prime (2220011002217) 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, 92500458414 + ... + 92500458437.

It is an arithmetic number, because the mean of its divisors is an integer number (431668805988).

Almost surely, 22220011002212 is an apocalyptic number.

It is an amenable number.

2220011002212 is an abundant number, since it is smaller than the sum of its proper divisors (2960014669644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2220011002212 is a wasteful number, since it uses less digits than its factorization.

2220011002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185000916858 (or 185000916856 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2220011002212 its reverse (2122001100222), we get a palindrome (4342012102434).

The spelling of 2220011002212 in words is "two trillion, two hundred twenty billion, eleven million, two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 185000916851 370001833702 555002750553 740003667404 1110005501106 2220011002212