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12122020201222 = 219930457337189
BaseRepresentation
bin1011000001100110000010…
…1101010100001100000110
31120220212001102121120101101
42300121200231110030012
53042101344132414342
641440440150250314
72360533650424261
oct260314055241406
946825042546341
1012122020201222
113953a13424008
1214393b405699a
1369c1422a5199
142dc9cd35bcd8
151604c54293b7
hexb0660b54306

12122020201222 has 8 divisors (see below), whose sum is σ = 18274402314000. Its totient is φ = 6030552763224.

The previous prime is 12122020201201. The next prime is 12122020201279. The reversal of 12122020201222 is 22210202022121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12122020201222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15228668197 + ... + 15228668992.

It is an arithmetic number, because the mean of its divisors is an integer number (2284300289250).

Almost surely, 212122020201222 is an apocalyptic number.

12122020201222 is a deficient number, since it is larger than the sum of its proper divisors (6152382112778).

12122020201222 is a wasteful number, since it uses less digits than its factorization.

12122020201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30457337390.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12122020201222 its reverse (22210202022121), we get a palindrome (34332222223343).

The spelling of 12122020201222 in words is "twelve trillion, one hundred twenty-two billion, twenty million, two hundred one thousand, two hundred twenty-two".

Divisors: 1 2 199 398 30457337189 60914674378 6061010100611 12122020201222