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12101220102 = 232016870017
BaseRepresentation
bin10110100010100100…
…11111011100000110
31011020100120200020010
423101102133130012
5144240403020402
65320443051050
7605610450036
oct132122373406
934210520203
1012101220102
11514a906854
122418810a86
1311ab11478a
1482b2498c6
154ac5b6a6c
hex2d149f706

12101220102 has 8 divisors (see below), whose sum is σ = 24202440216. Its totient is φ = 4033740032.

The previous prime is 12101220091. The next prime is 12101220119. The reversal of 12101220102 is 20102210121.

12101220102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

12101220102 is an admirable number.

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, 1008435003 + ... + 1008435014.

It is an arithmetic number, because the mean of its divisors is an integer number (3025305027).

Almost surely, 212101220102 is an apocalyptic number.

12101220102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12101220102 is a wasteful number, since it uses less digits than its factorization.

12101220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016870022.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12101220102 its reverse (20102210121), we get a palindrome (32203430223).

The spelling of 12101220102 in words is "twelve billion, one hundred one million, two hundred twenty thousand, one hundred two".

Divisors: 1 2 3 6 2016870017 4033740034 6050610051 12101220102