Search a number
-
+
122010112101 = 3139619291293
BaseRepresentation
bin111000110100001011…
…1101001000001100101
3102122221002112212220210
41301220113221001211
53444334042041401
6132014540050033
711546344561353
oct1615027510145
9378832485823
10122010112101
1147820589099
121b790b33919
13b675792307
145c962b47d3
1532916b44d6
hex1c685e9065

122010112101 has 8 divisors (see below), whose sum is σ = 162681873120. Its totient is φ = 81339212912.

The previous prime is 122010112097. The next prime is 122010112129. The reversal of 122010112101 is 101211010221.

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 122010112101 - 22 = 122010112097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122010112181) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 273211 + ... + 564503.

It is an arithmetic number, because the mean of its divisors is an integer number (20335234140).

Almost surely, 2122010112101 is an apocalyptic number.

It is an amenable number.

122010112101 is a deficient number, since it is larger than the sum of its proper divisors (40671761019).

122010112101 is a wasteful number, since it uses less digits than its factorization.

122010112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430915.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 122010112101 its reverse (101211010221), we get a palindrome (223221122322).

The spelling of 122010112101 in words is "one hundred twenty-two billion, ten million, one hundred twelve thousand, one hundred one".

Divisors: 1 3 139619 291293 418857 873879 40670037367 122010112101