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212312002010213 = 77319760125839
BaseRepresentation
bin110000010001100010111101…
…011101100001110001100101
31000211201211101110112110221202
4300101202331131201301211
5210312004440003311323
62031314442013252245
762502015221551130
oct6021427535416145
91024654343473852
10212312002010213
1161716018199356
121b98b5a3a94085
139160c22196b51
143a5dd54727217
151982ac8189d28
hexc118bd761c65

212312002010213 has 48 divisors (see below), whose sum is σ = 247669146616320. Its totient is φ = 178250038041600.

The previous prime is 212312002010179. The next prime is 212312002010267. The reversal of 212312002010213 is 312010200213212.

It is not a de Polignac number, because 212312002010213 - 28 = 212312002009957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212312002010513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36361018148 + ... + 36361023986.

It is an arithmetic number, because the mean of its divisors is an integer number (5159773887840).

Almost surely, 2212312002010213 is an apocalyptic number.

It is an amenable number.

212312002010213 is a deficient number, since it is larger than the sum of its proper divisors (35357144606107).

212312002010213 is an frugal number, since it uses more digits than its factorization.

212312002010213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7318 (or 6717 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212312002010213 its reverse (312010200213212), we get a palindrome (524322202223425).

The spelling of 212312002010213 in words is "two hundred twelve trillion, three hundred twelve billion, two million, ten thousand, two hundred thirteen".

Divisors: 1 7 73 197 511 601 1379 4207 5839 14381 40873 43873 100667 118397 307111 361201 426247 828779 1150283 2528407 2983729 3509239 8051981 8642981 24564673 26367673 60500867 71156597 83970659 184573711 256174447 498096179 587794613 691320083 1793221129 2109052639 4839240581 5194431581 14763368473 36361021067 50466366059 153960842647 353264562413 415483369883 1077725898529 2908383589181 30330286001459 212312002010213