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22212012110 = 252221201211
BaseRepresentation
bin10100101011111100…
…000110100001001110
32010022222211010102012
4110223330012201032
5330442233341420
614112024301222
71414301662541
oct245374064116
963288733365
1022212012110
119469113502
12437a911812
13212ca53942
141109dac858
158a005bdc5
hex52bf0684e

22212012110 has 8 divisors (see below), whose sum is σ = 39981621816. Its totient is φ = 8884804840.

The previous prime is 22212012101. The next prime is 22212012139. The reversal of 22212012110 is 1121021222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×222120121103 (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1110600596 + ... + 1110600615.

It is an arithmetic number, because the mean of its divisors is an integer number (4997702727).

Almost surely, 222212012110 is an apocalyptic number.

22212012110 is a deficient number, since it is larger than the sum of its proper divisors (17769609706).

22212012110 is a wasteful number, since it uses less digits than its factorization.

22212012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221201218.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22212012110 its reverse (1121021222), we get a palindrome (23333033332).

The spelling of 22212012110 in words is "twenty-two billion, two hundred twelve million, twelve thousand, one hundred ten".

Divisors: 1 2 5 10 2221201211 4442402422 11106006055 22212012110