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12120102220011 = 322717797506931
BaseRepresentation
bin1011000001011110111001…
…1000110011000011101011
31120220200002202121000210020
42300113232120303003223
53042033432132020021
641435521553251523
72360435301024312
oct260275630630353
946820082530706
1012120102220011
113953119807375
121438b59863ba3
1369bbc7b17066
142dc88a733279
15160411d687c6
hexb05ee6330eb

12120102220011 has 8 divisors (see below), whose sum is σ = 16231326321984. Its totient is φ = 8044473132360.

The previous prime is 12120102219989. The next prime is 12120102220013. The reversal of 12120102220011 is 11002220102121.

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

It is not a de Polignac number, because 12120102220011 - 215 = 12120102187243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12120102220013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8898752785 + ... + 8898754146.

It is an arithmetic number, because the mean of its divisors is an integer number (2028915790248).

Almost surely, 212120102220011 is an apocalyptic number.

12120102220011 is a deficient number, since it is larger than the sum of its proper divisors (4111224101973).

12120102220011 is a wasteful number, since it uses less digits than its factorization.

12120102220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17797507161.

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

Adding to 12120102220011 its reverse (11002220102121), we get a palindrome (23122322322132).

The spelling of 12120102220011 in words is "twelve trillion, one hundred twenty billion, one hundred two million, two hundred twenty thousand, eleven".

Divisors: 1 3 227 681 17797506931 53392520793 4040034073337 12120102220011