Search a number
-
+
210002021210212 = 22711821830480809
BaseRepresentation
bin101111101111111011100111…
…111000000101100001100100
31000112112222220221010102120021
4233233323213320011201210
5210011133114412211322
62022345332520044524
762143100565663220
oct5757734770054144
91015488827112507
10210002021210212
1160a053a2260530
121b677970003744
13902414b0a997a
1439c021b36d780
15194297b6844c7
hexbefee7e05864

210002021210212 has 48 divisors (see below), whose sum is σ = 458744311751040. Its totient is φ = 81719311507200.

The previous prime is 210002021210207. The next prime is 210002021210249. The reversal of 210002021210212 is 212012120200012.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414987537 + ... + 415493272.

It is an arithmetic number, because the mean of its divisors is an integer number (9557173161480).

Almost surely, 2210002021210212 is an apocalyptic number.

210002021210212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210002021210212 is an abundant number, since it is smaller than the sum of its proper divisors (248742290540828).

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

210002021210212 is a wasteful number, since it uses less digits than its factorization.

210002021210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830481652 (or 830481650 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210002021210212 its reverse (212012120200012), we get a palindrome (422014141410224).

The spelling of 210002021210212 in words is "two hundred ten trillion, two billion, twenty-one million, two hundred ten thousand, two hundred twelve".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 821 1642 3284 5747 9031 11494 18062 22988 36124 63217 126434 252868 830480809 1660961618 3321923236 5813365663 9135288899 11626731326 18270577798 23253462652 36541155596 63947022293 127894044586 255788089172 681824744189 1363649488378 2727298976756 4772773209323 7500072186079 9545546418646 15000144372158 19091092837292 30000288744316 52500505302553 105001010605106 210002021210212