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120200102011 = 1110927282001
BaseRepresentation
bin110111111110001111…
…1000000000001111011
3102111020221200211212001
41233330133000001323
53432132211231021
6131115201201431
711453446003123
oct1577437000173
9374227624761
10120200102011
1146a81907790
121b366930277
13b4477a8c22
145b63b53c83
1531d7830091
hex1bfc7c007b

120200102011 has 4 divisors (see below), whose sum is σ = 131127384024. Its totient is φ = 109272820000.

The previous prime is 120200102003. The next prime is 120200102023. The reversal of 120200102011 is 110201002021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120200102011 - 23 = 120200102003 is a prime.

It is a super-3 number, since 3×1202001020113 (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120200102051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5463640990 + ... + 5463641011.

It is an arithmetic number, because the mean of its divisors is an integer number (32781846006).

Almost surely, 2120200102011 is an apocalyptic number.

120200102011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120200102011 is a deficient number, since it is larger than the sum of its proper divisors (10927282013).

120200102011 is a wasteful number, since it uses less digits than its factorization.

120200102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10927282012.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120200102011 its reverse (110201002021), we get a palindrome (230401104032).

It can be divided in two parts, 12020010 and 2011, that added together give a palindrome (12022021).

The spelling of 120200102011 in words is "one hundred twenty billion, two hundred million, one hundred two thousand, eleven".

Divisors: 1 11 10927282001 120200102011