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12071202027 = 3832584081
BaseRepresentation
bin10110011110111111…
…11110110011101011
31011011021002121011120
423033133332303223
5144210211431102
65313451430323
7605064344553
oct131737766353
934137077146
1012071202027
115134973825
12240a7553a3
1311a4b344c1
14827274163
154a9b376bc
hex2cf7feceb

12071202027 has 12 divisors (see below), whose sum is σ = 16291215144. Its totient is φ = 7950496960.

The previous prime is 12071202023. The next prime is 12071202041. The reversal of 12071202027 is 72020217021.

It is not a de Polignac number, because 12071202027 - 22 = 12071202023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12071201988 and 12071202006.

It is not an unprimeable number, because it can be changed into a prime (12071202023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 271374 + ... + 312707.

It is an arithmetic number, because the mean of its divisors is an integer number (1357601262).

Almost surely, 212071202027 is an apocalyptic number.

12071202027 is a deficient number, since it is larger than the sum of its proper divisors (4220013117).

12071202027 is an frugal number, since it uses more digits than its factorization.

12071202027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584250 (or 584167 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 24.

Adding to 12071202027 its reverse (72020217021), we get a palindrome (84091419048).

The spelling of 12071202027 in words is "twelve billion, seventy-one million, two hundred two thousand, twenty-seven".

Divisors: 1 3 83 249 6889 20667 584081 1752243 48478723 145436169 4023734009 12071202027