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11112212001002 = 278915319582173
BaseRepresentation
bin1010000110110100001101…
…1100101111000011101010
31110100022120011022221121112
42201231003130233003222
52424030302233013002
635344514004110322
72224554654355310
oct241550334570352
943308504287545
1011112212001002
1135a4731a86122
1212b57553953a2
13627b52c94b98
142a5b9643c0b0
151440c2a8e852
hexa1b4372f0ea

11112212001002 has 32 divisors (see below), whose sum is σ = 19264836268800. Its totient is φ = 4708551247488.

The previous prime is 11112212000987. The next prime is 11112212001031. The reversal of 11112212001002 is 20010021221111.

11112212001002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 18796388 + ... + 19378560.

It is an arithmetic number, because the mean of its divisors is an integer number (602026133400).

Almost surely, 211112212001002 is an apocalyptic number.

11112212001002 is a deficient number, since it is larger than the sum of its proper divisors (8152624267798).

11112212001002 is a wasteful number, since it uses less digits than its factorization.

11112212001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597590.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11112212001002 its reverse (20010021221111), we get a palindrome (31122233222113).

The spelling of 11112212001002 in words is "eleven trillion, one hundred twelve billion, two hundred twelve million, one thousand, two".

Divisors: 1 2 7 14 89 178 623 1246 15319 30638 107233 214466 582173 1164346 1363391 2726782 4075211 8150422 9543737 19087474 51813397 103626794 362693779 725387558 8918308187 17836616374 62428157309 124856314618 793729428643 1587458857286 5556106000501 11112212001002