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201200112012 = 223611117246073
BaseRepresentation
bin1011101101100001110…
…1100001000110001100
3201020022222111200200110
42323120131201012030
511244024212041022
6232232520400020
720351632506564
oct2733035410614
9636288450613
10201200112012
1178368244109
1232bb1616010
1315c85b52623
149a4963dda4
1553789d300c
hex2ed876118c

201200112012 has 48 divisors (see below), whose sum is σ = 477592230752. Its totient is φ = 65907924480.

The previous prime is 201200111977. The next prime is 201200112059. The reversal of 201200112012 is 210211002102.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 694608 + ... + 940680.

Almost surely, 2201200112012 is an apocalyptic number.

It is an amenable number.

201200112012 is an abundant number, since it is smaller than the sum of its proper divisors (276392118740).

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

201200112012 is a wasteful number, since it uses less digits than its factorization.

201200112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247258 (or 247256 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201200112012 its reverse (210211002102), we get a palindrome (411411114114).

The spelling of 201200112012 in words is "two hundred one billion, two hundred million, one hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 12 61 122 183 244 366 732 1117 2234 3351 4468 6702 13404 68137 136274 204411 246073 272548 408822 492146 738219 817644 984292 1476438 2952876 15010453 30020906 45031359 60041812 90062718 180125436 274863541 549727082 824590623 1099454164 1649181246 3298362492 16766676001 33533352002 50300028003 67066704004 100600056006 201200112012