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13022210120220 = 22325753251776899
BaseRepresentation
bin1011110101111111100000…
…1101010101101000011100
31201002220121012202112111200
42331133320031111220130
53201323441242321340
643410153140315500
72512552335454440
oct275377015255034
951086535675450
1013022210120220
114170763140854
12156395b9a2b90
13735cb21c8ba2
143303c7a60820
15178b0e46d330
hexbd7f8355a1c

13022210120220 has 288 divisors, whose sum is σ = 46178737113600. Its totient is φ = 2908706112000.

The previous prime is 13022210120189. The next prime is 13022210120243. The reversal of 13022210120220 is 2202101222031.

13022210120220 is a `hidden beast` number, since 1 + 302 + 2 + 21 + 0 + 120 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13022210120193 and 13022210120202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16373331 + ... + 17150229.

It is an arithmetic number, because the mean of its divisors is an integer number (160342837200).

Almost surely, 213022210120220 is an apocalyptic number.

13022210120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13022210120220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23089368556800).

13022210120220 is an abundant number, since it is smaller than the sum of its proper divisors (33156526993380).

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

13022210120220 is a wasteful number, since it uses less digits than its factorization.

13022210120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777225 (or 777220 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 13022210120220 its reverse (2202101222031), we get a palindrome (15224311342251).

The spelling of 13022210120220 in words is "thirteen trillion, twenty-two billion, two hundred ten million, one hundred twenty thousand, two hundred twenty".