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11220103033 = 60718484519
BaseRepresentation
bin10100111001100010…
…10010111101111001
31001221221121021211121
422130301102331321
5140434321244113
65053205425241
7545021205436
oct123461227571
931857537747
1011220103033
114838501527
12221170b221
13109a6ccc29
14786206b8d
1545a069e8d
hex29cc52f79

11220103033 has 4 divisors (see below), whose sum is σ = 11238588160. Its totient is φ = 11201617908.

The previous prime is 11220102979. The next prime is 11220103043. The reversal of 11220103033 is 33030102211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33030102211 = 63595194229.

It is a cyclic number.

It is not a de Polignac number, because 11220103033 - 233 = 2630168441 is a prime.

It is a super-2 number, since 2×112201030332 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11220102998 and 11220103016.

It is not an unprimeable number, because it can be changed into a prime (11220103043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9241653 + ... + 9242866.

It is an arithmetic number, because the mean of its divisors is an integer number (2809647040).

Almost surely, 211220103033 is an apocalyptic number.

It is an amenable number.

11220103033 is a deficient number, since it is larger than the sum of its proper divisors (18485127).

11220103033 is an equidigital number, since it uses as much as digits as its factorization.

11220103033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18485126.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11220103033 its reverse (33030102211), we get a palindrome (44250205244).

The spelling of 11220103033 in words is "eleven billion, two hundred twenty million, one hundred three thousand, thirty-three".

Divisors: 1 607 18484519 11220103033