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2010122110221 = 32551262658057
BaseRepresentation
bin11101010000000100100…
…111010100010100001101
321010011110212101022211020
4131100010213110110031
5230413212230011341
64135234244544353
7265140462010341
oct35200447242415
97104425338736
102010122110221
11705540589035
122856a99b20b9
131177276370c4
146d40cd1b621
153744b95b566
hex1d4049d450d

2010122110221 has 8 divisors (see below), whose sum is σ = 2681213456064. Its totient is φ = 1339556085600.

The previous prime is 2010122110193. The next prime is 2010122110277. The reversal of 2010122110221 is 1220112210102.

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

It is not a de Polignac number, because 2010122110221 - 211 = 2010122108173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2010122110221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010122110291) 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, 131321376 + ... + 131336681.

It is an arithmetic number, because the mean of its divisors is an integer number (335151682008).

Almost surely, 22010122110221 is an apocalyptic number.

It is an amenable number.

2010122110221 is a deficient number, since it is larger than the sum of its proper divisors (671091345843).

2010122110221 is a wasteful number, since it uses less digits than its factorization.

2010122110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262660611.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2010122110221 its reverse (1220112210102), we get a palindrome (3230234320323).

The spelling of 2010122110221 in words is "two trillion, ten billion, one hundred twenty-two million, one hundred ten thousand, two hundred twenty-one".

Divisors: 1 3 2551 7653 262658057 787974171 670040703407 2010122110221