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2112002211210 = 235307415355217
BaseRepresentation
bin11110101110111101001…
…001000011110110001010
321110220110001202200202220
4132232331021003312022
5234100340031224320
64254123533034510
7305405245410003
oct36567511036612
97426401680686
102112002211210
11744771208901
122a13a1325a36
13124212800c28
14743159461aa
1539e10c72e40
hex1ebbd243d8a

2112002211210 has 64 divisors (see below), whose sum is σ = 5086632684672. Its totient is φ = 561220724736.

The previous prime is 2112002211169. The next prime is 2112002211227. The reversal of 2112002211210 is 121122002112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2112002211210.

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 31 ways as a sum of consecutive naturals, for example, 38221522 + ... + 38276738.

It is an arithmetic number, because the mean of its divisors is an integer number (79478635698).

Almost surely, 22112002211210 is an apocalyptic number.

2112002211210 is an abundant number, since it is smaller than the sum of its proper divisors (2974630473462).

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

2112002211210 is a wasteful number, since it uses less digits than its factorization.

2112002211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59687.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2112002211210 its reverse (121122002112), we get a palindrome (2233124213322).

The spelling of 2112002211210 in words is "two trillion, one hundred twelve billion, two million, two hundred eleven thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 307 614 921 1535 1842 3070 4153 4605 8306 9210 12459 20765 24918 41530 55217 62295 110434 124590 165651 276085 331302 552170 828255 1274971 1656510 2549942 3824913 6374855 7649826 12749710 16951619 19124565 33903238 38249130 50854857 84758095 101709714 169516190 229316201 254274285 458632402 508548570 687948603 1146581005 1375897206 2293162010 3439743015 6879486030 70400073707 140800147414 211200221121 352000368535 422400442242 704000737070 1056001105605 2112002211210