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12002303211 = 319420150123
BaseRepresentation
bin10110010110110010…
…01001110011101011
31010222110110011202120
423023121021303223
5144040042200321
65302551002323
7603266615433
oct131331116353
933873404676
1012002303211
1150a9a95058
1223ab6693a3
13119378cc82
1481c05b2c3
154a3a77ec6
hex2cb649ceb

12002303211 has 16 divisors (see below), whose sum is σ = 16849683840. Its totient is φ = 7578446400.

The previous prime is 12002303177. The next prime is 12002303237. The reversal of 12002303211 is 11230320021.

It is not a de Polignac number, because 12002303211 - 29 = 12002302699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12002303251) 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 15 ways as a sum of consecutive naturals, for example, 214396 + ... + 264518.

It is an arithmetic number, because the mean of its divisors is an integer number (1053105240).

Almost surely, 212002303211 is an apocalyptic number.

12002303211 is a deficient number, since it is larger than the sum of its proper divisors (4847380629).

12002303211 is a wasteful number, since it uses less digits than its factorization.

12002303211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54346.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12002303211 its reverse (11230320021), we get a palindrome (23232623232).

The spelling of 12002303211 in words is "twelve billion, two million, three hundred three thousand, two hundred eleven".

Divisors: 1 3 19 57 4201 12603 50123 79819 150369 239457 952337 2857011 210566723 631700169 4000767737 12002303211