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2112220102002 = 23444917912537
BaseRepresentation
bin11110101111001010001…
…000001111110101110010
321110221000020202200202020
4132233022020033311302
5234101311321231002
64254201315132310
7305413532430063
oct36571210176562
97427006680666
102112220102002
1174487320043a
122a14422a4096
131242489b05aa
147433686456a
1539e24e632bc
hex1ebca20fd72

2112220102002 has 16 divisors (see below), whose sum is σ = 4224535688352. Its totient is φ = 704057453280.

The previous prime is 2112220101991. The next prime is 2112220102037. The reversal of 2112220102002 is 2002010222112.

It is a super-2 number, since 2×21122201020022 (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3689323 + ... + 4223214.

It is an arithmetic number, because the mean of its divisors is an integer number (264033480522).

Almost surely, 22112220102002 is an apocalyptic number.

2112220102002 is an abundant number, since it is smaller than the sum of its proper divisors (2112315586350).

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

2112220102002 is a wasteful number, since it uses less digits than its factorization.

2112220102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7957033.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2112220102002 its reverse (2002010222112), we get a palindrome (4114230324114).

The spelling of 2112220102002 in words is "two trillion, one hundred twelve billion, two hundred twenty million, one hundred two thousand, two".

Divisors: 1 2 3 6 44491 88982 133473 266946 7912537 15825074 23737611 47475222 352036683667 704073367334 1056110051001 2112220102002