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2002200111212 = 227431662956903
BaseRepresentation
bin11101001000101100011…
…011010010100001101100
321002102000202202002011112
4131020230123102201230
5230301001212024322
64131444213011152
7264440246066330
oct35105433224154
97072022662145
102002200111212
11702145846a14
12284058923ab8
13116a64304522
146cc9ab597c0
153713621c5e2
hex1d22c6d286c

2002200111212 has 24 divisors (see below), whose sum is σ = 4097525811456. Its totient is φ = 838130278608.

The previous prime is 2002200111187. The next prime is 2002200111229. The reversal of 2002200111212 is 2121110022002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 831477248 + ... + 831479655.

It is an arithmetic number, because the mean of its divisors is an integer number (170730242144).

Almost surely, 22002200111212 is an apocalyptic number.

It is an amenable number.

2002200111212 is an abundant number, since it is smaller than the sum of its proper divisors (2095325700244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002200111212 is a wasteful number, since it uses less digits than its factorization.

2002200111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662956957 (or 1662956955 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2002200111212 its reverse (2121110022002), we get a palindrome (4123310133214).

The spelling of 2002200111212 in words is "two trillion, two billion, two hundred million, one hundred eleven thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 43 86 172 301 602 1204 1662956903 3325913806 6651827612 11640698321 23281396642 46562793284 71507146829 143014293658 286028587316 500550027803 1001100055606 2002200111212