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12202021222202 = 2779106631034659
BaseRepresentation
bin1011000110010000000100…
…1000111111011100111010
31121012111112211122111220102
42301210001020333130322
53044404214413102302
641541310421555402
72366365314040430
oct261440110773472
947174484574812
1012202021222202
113984936968179
121450a00275b62
136a68516a6916
1430281c2c0d50
15162608a4a702
hexb190123f73a

12202021222202 has 32 divisors (see below), whose sum is σ = 21184539340800. Its totient is φ = 5162753042928.

The previous prime is 12202021222177. The next prime is 12202021222207. The reversal of 12202021222202 is 20222212020221.

It is not an unprimeable number, because it can be changed into a prime (12202021222207) 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, 11275949 + ... + 12310607.

It is an arithmetic number, because the mean of its divisors is an integer number (662016854400).

Almost surely, 212202021222202 is an apocalyptic number.

12202021222202 is a deficient number, since it is larger than the sum of its proper divisors (8982518118598).

12202021222202 is a wasteful number, since it uses less digits than its factorization.

12202021222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045410.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 12202021222202 its reverse (20222212020221), we get a palindrome (32424233242423).

The spelling of 12202021222202 in words is "twelve trillion, two hundred two billion, twenty-one million, two hundred twenty-two thousand, two hundred two".

Divisors: 1 2 7 14 79 158 553 1106 10663 21326 74641 149282 842377 1034659 1684754 2069318 5896639 7242613 11793278 14485226 81738061 163476122 572166427 1144332854 11032568917 22065137834 77227982419 154455964838 871572944443 1743145888886 6101010611101 12202021222202