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2120300201 = 4349309307
BaseRepresentation
bin111111001100001…
…0011011010101001
312110202201102002002
41332120103122221
513320244101301
6550221220345
7103354153145
oct17630233251
95422642062
102120300201
11998943a18
124b21016b5
1327a377b06
14161852225
15c622716b
hex7e6136a9

2120300201 has 4 divisors (see below), whose sum is σ = 2169609552. Its totient is φ = 2070990852.

The previous prime is 2120300153. The next prime is 2120300227. The reversal of 2120300201 is 1020030212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2120300201 - 26 = 2120300137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020300201) by changing a digit.

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, 24654611 + ... + 24654696.

It is an arithmetic number, because the mean of its divisors is an integer number (542402388).

Almost surely, 22120300201 is an apocalyptic number.

It is an amenable number.

2120300201 is a deficient number, since it is larger than the sum of its proper divisors (49309351).

2120300201 is an equidigital number, since it uses as much as digits as its factorization.

2120300201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49309350.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2120300201 is about 46046.7175920282. The cubic root of 2120300201 is about 1284.6922912827.

Adding to 2120300201 its reverse (1020030212), we get a palindrome (3140330413).

The spelling of 2120300201 in words is "two billion, one hundred twenty million, three hundred thousand, two hundred one".

Divisors: 1 43 49309307 2120300201