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212102011122002 = 243131159011183997
BaseRepresentation
bin110000001110011111011001…
…000001110111000101010010
31000210222202100211122002100122
4300032133121001313011102
5210300034404321401002
62031034152503550242
762450602363502141
oct6016373101670522
91023882324562318
10212102011122002
1161644a59876a51
121b95695a45b382
13914719802aa01
143a53b137b5758
15197c3d7a576a2
hexc0e7d9077152

212102011122002 has 32 divisors (see below), whose sum is σ = 328057960279104. Its totient is φ = 102787428744000.

The previous prime is 212102011121989. The next prime is 212102011122047. The reversal of 212102011122002 is 200221110201212.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 178548668 + ... + 179732664.

It is an arithmetic number, because the mean of its divisors is an integer number (10251811258722).

Almost surely, 2212102011122002 is an apocalyptic number.

212102011122002 is a deficient number, since it is larger than the sum of its proper divisors (115955949157102).

212102011122002 is a wasteful number, since it uses less digits than its factorization.

212102011122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200074.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212102011122002 its reverse (200221110201212), we get a palindrome (412323121323214).

The spelling of 212102011122002 in words is "two hundred twelve trillion, one hundred two billion, eleven million, one hundred twenty-two thousand, two".

Divisors: 1 2 43 86 131 262 5633 11266 15901 31802 683743 1183997 1367486 2083031 2367994 4166062 50911871 89570333 101823742 155103607 179140666 310207214 6669455101 13338910202 18826736297 37653472594 809549660771 1619099321542 2466302454907 4932604909814 106051005561001 212102011122002