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112222010000001 = 311231011492233283
BaseRepresentation
bin11001100001000010111001…
…000010101100001010000001
3112201100022121211101011110210
4121201002321002230022001
5104202121134030000001
61034402025113344333
732431526011060056
oct3141027102541201
9481308554334423
10112222010000001
11328370a6028a20
12107054641080a9
134a8064aa98525
141d9d807ad702d
15ce92430badd6
hex6610b90ac281

112222010000001 has 192 divisors, whose sum is σ = 174535513012224. Its totient is φ = 63480122112000.

The previous prime is 112222009999973. The next prime is 112222010000033. The reversal of 112222010000001 is 100000010222211.

It is not a de Polignac number, because 112222010000001 - 25 = 112222009999969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112222010000801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 396544204806 + ... + 396544205088.

It is an arithmetic number, because the mean of its divisors is an integer number (909039130272).

Almost surely, 2112222010000001 is an apocalyptic number.

112222010000001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112222010000001 is a deficient number, since it is larger than the sum of its proper divisors (62313503012223).

112222010000001 is a wasteful number, since it uses less digits than its factorization.

112222010000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952 (or 803 counting only the distinct ones).

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

Adding to 112222010000001 its reverse (100000010222211), we get a palindrome (212222020222212).

The spelling of 112222010000001 in words is "one hundred twelve trillion, two hundred twenty-two billion, ten million, one", and thus it is an aban number.