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12122102100101 = 72059638407961
BaseRepresentation
bin1011000001100110010110…
…0101101111000010000101
31120220212021010201110112012
42300121211211233002011
53042102031114200401
641440452233504005
72360535663516440
oct260314545570205
946825233643465
1012122102100101
113953a55681934
121439417572005
1369c15624b966
142dc9da19a657
151604cc7058bb
hexb066596f085

12122102100101 has 8 divisors (see below), whose sum is σ = 13853899882944. Its totient is φ = 10390321545120.

The previous prime is 12122102100041. The next prime is 12122102100103. The reversal of 12122102100101 is 10100120122121.

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

It is a cyclic number.

It is not a de Polignac number, because 12122102100101 - 234 = 12104922230917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122102100103) 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, 2762240 + ... + 5645721.

It is an arithmetic number, because the mean of its divisors is an integer number (1731737485368).

Almost surely, 212122102100101 is an apocalyptic number.

It is an amenable number.

12122102100101 is a deficient number, since it is larger than the sum of its proper divisors (1731797782843).

12122102100101 is an equidigital number, since it uses as much as digits as its factorization.

12122102100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8613931.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12122102100101 its reverse (10100120122121), we get a palindrome (22222222222222).

The spelling of 12122102100101 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, one hundred thousand, one hundred one".

Divisors: 1 7 205963 1441741 8407961 58855727 1731728871443 12122102100101