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120020002211 = 199603115589
BaseRepresentation
bin110111111000110111…
…1111110010110100011
3102110210101210211101002
41233301233332112203
53431300110032321
6131045245102215
711446131120614
oct1576157762643
9373711724332
10120020002211
114699a18707a
121b31655796b
13b41939b7b5
145b47c71c0b
1531c6b0720b
hex1bf1bfe5a3

120020002211 has 4 divisors (see below), whose sum is σ = 120623118000. Its totient is φ = 119416886424.

The previous prime is 120020002181. The next prime is 120020002231. The reversal of 120020002211 is 112200020021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112200020021 = 135138303117.

It is a cyclic number.

It is not a de Polignac number, because 120020002211 - 210 = 120020001187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120020002192 and 120020002201.

It is not an unprimeable number, because it can be changed into a prime (120020002231) 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, 301557596 + ... + 301557993.

It is an arithmetic number, because the mean of its divisors is an integer number (30155779500).

Almost surely, 2120020002211 is an apocalyptic number.

120020002211 is a deficient number, since it is larger than the sum of its proper divisors (603115789).

120020002211 is an equidigital number, since it uses as much as digits as its factorization.

120020002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603115788.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 120020002211 its reverse (112200020021), we get a palindrome (232220022232).

The spelling of 120020002211 in words is "one hundred twenty billion, twenty million, two thousand, two hundred eleven".

Divisors: 1 199 603115589 120020002211