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10022000001212 = 2217318023463433
BaseRepresentation
bin1001000111010110110111…
…0000000000000010111100
31022111002112102010002222002
42101311231300000002330
52303200024000014322
633152013201241432
72053031334306443
oct221655560000274
938432472102862
1010022000001212
113214340800601
12115a3b7633278
135790bbcaac14
142690d2cadd5a
15125a66571c92
hex91d6dc000bc

10022000001212 has 24 divisors (see below), whose sum is σ = 18570274936416. Its totient is φ = 4716210288128.

The previous prime is 10022000001163. The next prime is 10022000001217. The reversal of 10022000001212 is 21210000022001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10022000001193 and 10022000001202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022000001217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21393848 + ... + 21857280.

It is an arithmetic number, because the mean of its divisors is an integer number (773761455684).

Almost surely, 210022000001212 is an apocalyptic number.

It is an amenable number.

10022000001212 is a deficient number, since it is larger than the sum of its proper divisors (8548274935204).

10022000001212 is a wasteful number, since it uses less digits than its factorization.

10022000001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781477 (or 781475 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10022000001212 its reverse (21210000022001), we get a palindrome (31232000023213).

The spelling of 10022000001212 in words is "ten trillion, twenty-two billion, one thousand, two hundred twelve".

Divisors: 1 2 4 17 34 68 318023 463433 636046 926866 1272092 1853732 5406391 7878361 10812782 15756722 21625564 31513444 147382352959 294764705918 589529411836 2505500000303 5011000000606 10022000001212