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12201010224 = 2431319552901
BaseRepresentation
bin10110101110011110…
…01010010000110000
31011111022100112112120
423113033022100300
5144441424311344
65334405554240
7611231606244
oct132717122060
934438315476
1012201010224
1151a1174627
122446115980
1311c59b38a0
1483a5c4424
154b6229219
hex2d73ca430

12201010224 has 40 divisors (see below), whose sum is σ = 33943837872. Its totient is φ = 3754156800.

The previous prime is 12201010219. The next prime is 12201010229. The reversal of 12201010224 is 42201010221.

It is an interprime number because it is at equal distance from previous prime (12201010219) and next prime (12201010229).

It is not an unprimeable number, because it can be changed into a prime (12201010229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9775827 + ... + 9777074.

Almost surely, 212201010224 is an apocalyptic number.

It is an amenable number.

12201010224 is an abundant number, since it is smaller than the sum of its proper divisors (21742827648).

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

12201010224 is a wasteful number, since it uses less digits than its factorization.

12201010224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19552925 (or 19552919 counting only the distinct ones).

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

Adding to 12201010224 its reverse (42201010221), we get a palindrome (54402020445).

The spelling of 12201010224 in words is "twelve billion, two hundred one million, ten thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 19552901 39105802 58658703 78211604 117317406 156423208 234634812 254187713 312846416 469269624 508375426 762563139 938539248 1016750852 1525126278 2033501704 3050252556 4067003408 6100505112 12201010224