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1212202002110 = 251111020018201
BaseRepresentation
bin10001101000111100110…
…111101010011010111110
311021212220102221001010112
4101220330313222122332
5124330042203031420
62324513343510022
7153402332003141
oct21507467523276
94255812831115
101212202002110
11428101478960
12176b23bb8312
138a405557bb8
1442956cca058
15217eb05d8c5
hex11a3cdea6be

1212202002110 has 16 divisors (see below), whose sum is σ = 2380323931632. Its totient is φ = 440800728000.

The previous prime is 1212202002047. The next prime is 1212202002113. The reversal of 1212202002110 is 112002022121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212202002113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5510008991 + ... + 5510009210.

It is an arithmetic number, because the mean of its divisors is an integer number (148770245727).

Almost surely, 21212202002110 is an apocalyptic number.

1212202002110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212202002110 is a deficient number, since it is larger than the sum of its proper divisors (1168121929522).

1212202002110 is a wasteful number, since it uses less digits than its factorization.

1212202002110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11020018219.

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

Adding to 1212202002110 its reverse (112002022121), we get a palindrome (1324204024231).

The spelling of 1212202002110 in words is "one trillion, two hundred twelve billion, two hundred two million, two thousand, one hundred ten".

Divisors: 1 2 5 10 11 22 55 110 11020018201 22040036402 55100091005 110200182010 121220200211 242440400422 606101001055 1212202002110