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120200012111 = 832963488759
BaseRepresentation
bin110111111110001111…
…0101010000101001111
3102111020221112021112102
41233330132222011033
53432132200341421
6131115155225315
711453445150044
oct1577436520517
9374227467472
10120200012111
1146a81856193
121b3668a823b
13b44777702a
145b63b2d1cb
1531d781360b
hex1bfc7aa14f

120200012111 has 8 divisors (see below), whose sum is σ = 121689509760. Its totient is φ = 118711498072.

The previous prime is 120200012089. The next prime is 120200012129. The reversal of 120200012111 is 111210002021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120200012111 is a prime.

It is a super-2 number, since 2×1202000121112 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120200012092 and 120200012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200012311) 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, 1550 + ... + 490308.

It is an arithmetic number, because the mean of its divisors is an integer number (15211188720).

Almost surely, 2120200012111 is an apocalyptic number.

120200012111 is a deficient number, since it is larger than the sum of its proper divisors (1489497649).

120200012111 is an equidigital number, since it uses as much as digits as its factorization.

120200012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491805.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120200012111 its reverse (111210002021), we get a palindrome (231410014132).

The spelling of 120200012111 in words is "one hundred twenty billion, two hundred million, twelve thousand, one hundred eleven".

Divisors: 1 83 2963 245929 488759 40566997 1448192917 120200012111