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12012100012302 = 2313197781732397
BaseRepresentation
bin1010111011001100100011…
…1101000100100100001110
31120112100022220101102020020
42232303020331010210032
53033301240100343202
641314141011203010
72346563015302215
oct256631075044416
946470286342206
1012012100012302
113911337336175
121420037ba6466
136919754a0690
142d75629d207c
1515c6e03495bc
hexaecc8f4490e

12012100012302 has 32 divisors (see below), whose sum is σ = 26003546487072. Its totient is φ = 3677269190784.

The previous prime is 12012100012291. The next prime is 12012100012333. The reversal of 12012100012302 is 20321000121021.

It is a congruent number.

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, 390850833 + ... + 390881564.

It is an arithmetic number, because the mean of its divisors is an integer number (812610827721).

Almost surely, 212012100012302 is an apocalyptic number.

12012100012302 is an abundant number, since it is smaller than the sum of its proper divisors (13991446474770).

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

12012100012302 is a wasteful number, since it uses less digits than its factorization.

12012100012302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781732612.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12012100012302 its reverse (20321000121021), we get a palindrome (32333100133323).

The spelling of 12012100012302 in words is "twelve trillion, twelve billion, one hundred million, twelve thousand, three hundred two".

Divisors: 1 2 3 6 13 26 39 78 197 394 591 1182 2561 5122 7683 15366 781732397 1563464794 2345197191 4690394382 10162521161 20325042322 30487563483 60975126966 154001282209 308002564418 462003846627 924007693254 2002016668717 4004033337434 6006050006151 12012100012302