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11220120131222 = 230319185034469
BaseRepresentation
bin1010001101000110001101…
…0001100101011010010110
31110201122002110111221010002
42203101203101211122112
52432312301223144342
635510241345531302
72235425015343122
oct243214321453226
943648073457102
1011220120131222
113636476340532
12131264b643b32
1363508bc8c702
142ab0b1890582
15146cdb1c8d32
hexa3463465696

11220120131222 has 8 divisors (see below), whose sum is σ = 16830735391200. Its totient is φ = 5609875000824.

The previous prime is 11220120131189. The next prime is 11220120131239. The reversal of 11220120131222 is 22213102102211.

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

It is a junction number, because it is equal to n+sod(n) for n = 11220120131194 and 11220120131203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92456597 + ... + 92577872.

It is an arithmetic number, because the mean of its divisors is an integer number (2103841923900).

Almost surely, 211220120131222 is an apocalyptic number.

11220120131222 is a deficient number, since it is larger than the sum of its proper divisors (5610615259978).

11220120131222 is a wasteful number, since it uses less digits than its factorization.

11220120131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185064790.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11220120131222 its reverse (22213102102211), we get a palindrome (33433222233433).

The spelling of 11220120131222 in words is "eleven trillion, two hundred twenty billion, one hundred twenty million, one hundred thirty-one thousand, two hundred twenty-two".

Divisors: 1 2 30319 60638 185034469 370068938 5610060065611 11220120131222