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2120030211 = 31354359749
BaseRepresentation
bin111111001011101…
…0001100000000011
312110202012200201110
41332113101200003
513320211431321
6550211334403
7103351650045
oct17627214003
95422180643
102120030211
1199877a092
124b1bb1403
1327a2b1c60
141617c1a95
15c61c2176
hex7e5d1803

2120030211 has 8 divisors (see below), whose sum is σ = 3044146000. Its totient is φ = 1304633952.

The previous prime is 2120030191. The next prime is 2120030233. The reversal of 2120030211 is 1120300212.

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

It is not a de Polignac number, because 2120030211 - 25 = 2120030179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120030111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27179836 + ... + 27179913.

It is an arithmetic number, because the mean of its divisors is an integer number (380518250).

Almost surely, 22120030211 is an apocalyptic number.

2120030211 is a deficient number, since it is larger than the sum of its proper divisors (924115789).

2120030211 is a wasteful number, since it uses less digits than its factorization.

2120030211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54359765.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2120030211 is about 46043.7858022122. The cubic root of 2120030211 is about 1284.6377598858.

Adding to 2120030211 its reverse (1120300212), we get a palindrome (3240330423).

The spelling of 2120030211 in words is "two billion, one hundred twenty million, thirty thousand, two hundred eleven".

Divisors: 1 3 13 39 54359749 163079247 706676737 2120030211