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2220221000222 = 23893929726331
BaseRepresentation
bin100000010011101111011…
…110111110101000011110
321212020210000111210000122
4200103233132332220132
5242334003034001342
64415542213154542
7316256101056341
oct40235736765036
97766700453018
102220221000222
11786654967815
122ba36362ba52
1313149ac88c24
1479660344458
153cb467c44d2
hex204ef7bea1e

2220221000222 has 16 divisors (see below), whose sum is σ = 3339747169200. Its totient is φ = 1106973405120.

The previous prime is 2220221000203. The next prime is 2220221000267. The reversal of 2220221000222 is 2220001220222.

It is a self number, because there is not a number n which added to its sum of digits gives 2220221000222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2693597 + ... + 3419927.

It is an arithmetic number, because the mean of its divisors is an integer number (208734198075).

Almost surely, 22220221000222 is an apocalyptic number.

2220221000222 is a deficient number, since it is larger than the sum of its proper divisors (1119526168978).

2220221000222 is a wasteful number, since it uses less digits than its factorization.

2220221000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730651.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 2220221000222 its reverse (2220001220222), we get a palindrome (4440222220444).

The spelling of 2220221000222 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.

Divisors: 1 2 389 778 3929 7858 726331 1452662 1528381 3056762 282542759 565085518 2853754499 5707508998 1110110500111 2220221000222