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2120222011209 = 31699415974497
BaseRepresentation
bin11110110110100111000…
…101000110111101001001
321111200122220202210120220
4132312213011012331021
5234214203313324314
64302003323540253
7306116035511331
oct36664705067511
97450586683526
102120222011209
117481aa062245
122a2ab608a689
13124c22741703
14748954a80c1
153a2426d93a9
hex1eda7146f49

2120222011209 has 8 divisors (see below), whose sum is σ = 2828626586400. Its totient is φ = 1412649388416.

The previous prime is 2120222011207. The next prime is 2120222011217. The reversal of 2120222011209 is 9021102220212.

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

It is not a de Polignac number, because 2120222011209 - 21 = 2120222011207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2120222011207) 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, 207982152 + ... + 207992345.

It is an arithmetic number, because the mean of its divisors is an integer number (353578323300).

Almost surely, 22120222011209 is an apocalyptic number.

It is an amenable number.

2120222011209 is a deficient number, since it is larger than the sum of its proper divisors (708404575191).

2120222011209 is a wasteful number, since it uses less digits than its factorization.

2120222011209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415976199.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 2120222011209 in words is "two trillion, one hundred twenty billion, two hundred twenty-two million, eleven thousand, two hundred nine".

Divisors: 1 3 1699 5097 415974497 1247923491 706740670403 2120222011209