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11314212012 = 2232674690801
BaseRepresentation
bin10101000100110000…
…10010110010101100
31002012111200112002100
422202120102302230
5141132414241022
65110410455100
7550243133565
oct124230226254
932174615070
1011314212012
114886639a44
122239134490
1310b406020c
1479490316c
154634591ac
hex2a2612cac

11314212012 has 36 divisors (see below), whose sum is σ = 29026682776. Its totient is φ = 3715113600.

The previous prime is 11314211969. The next prime is 11314212023. The reversal of 11314212012 is 21021241311.

11314212012 is a `hidden beast` number, since 11 + 31 + 421 + 201 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×113142120122 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2342989 + ... + 2347812.

Almost surely, 211314212012 is an apocalyptic number.

11314212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11314212012 is an abundant number, since it is smaller than the sum of its proper divisors (17712470764).

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

11314212012 is a wasteful number, since it uses less digits than its factorization.

11314212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4690878 (or 4690873 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11314212012 its reverse (21021241311), we get a palindrome (32335453323).

The spelling of 11314212012 in words is "eleven billion, three hundred fourteen million, two hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 67 134 201 268 402 603 804 1206 2412 4690801 9381602 14072403 18763204 28144806 42217209 56289612 84434418 168868836 314283667 628567334 942851001 1257134668 1885702002 2828553003 3771404004 5657106006 11314212012