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2120310201 = 347181251331
BaseRepresentation
bin111111001100001…
…0101110110111001
312110202201220210110
41332120111312321
513320244411301
6550221334533
7103354224252
oct17630256671
95422656713
102120310201
11998950489
124b2107449
1327a37c529
14161855b29
15c622a0d6
hex7e615db9

2120310201 has 32 divisors (see below), whose sum is σ = 2923554816. Its totient is φ = 1366200000.

The previous prime is 2120310167. The next prime is 2120310221. The reversal of 2120310201 is 1020130212.

It is not a de Polignac number, because 2120310201 - 217 = 2120179129 is a prime.

It is a super-3 number, since 3×21203102013 (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2120310221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6405606 + ... + 6405936.

It is an arithmetic number, because the mean of its divisors is an integer number (91361088).

Almost surely, 22120310201 is an apocalyptic number.

It is an amenable number.

2120310201 is a deficient number, since it is larger than the sum of its proper divisors (803244615).

2120310201 is a wasteful number, since it uses less digits than its factorization.

2120310201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813.

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

The square root of 2120310201 is about 46046.8261772731. The cubic root of 2120310201 is about 1284.6943109500.

Adding to 2120310201 its reverse (1020130212), we get a palindrome (3140440413).

The spelling of 2120310201 in words is "two billion, one hundred twenty million, three hundred ten thousand, two hundred one".

Divisors: 1 3 47 141 181 251 331 543 753 993 8507 11797 15557 25521 35391 45431 46671 59911 83081 136293 179733 249243 2135257 2815817 3904807 6405771 8447451 11714421 15037661 45112983 706770067 2120310201