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11202222101 = 71992780309
BaseRepresentation
bin10100110111011010…
…00101100000010101
31001220200221211210212
422123231011200111
5140420232101401
65051330255205
7544413213440
oct123355054025
931820854725
1011202222101
1148293a92a4
122207727505
131096aac1b5
14783ab0657
154586d6dbb
hex29bb45815

11202222101 has 8 divisors (see below), whose sum is σ = 12803341440. Its totient is φ = 9601303248.

The previous prime is 11202222061. The next prime is 11202222121. The reversal of 11202222101 is 10122220211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11202222101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202222121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99335 + ... + 179643.

It is an arithmetic number, because the mean of its divisors is an integer number (1600417680).

Almost surely, 211202222101 is an apocalyptic number.

It is an amenable number.

11202222101 is a deficient number, since it is larger than the sum of its proper divisors (1601119339).

11202222101 is an equidigital number, since it uses as much as digits as its factorization.

11202222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100243.

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

Adding to 11202222101 its reverse (10122220211), we get a palindrome (21324442312).

The spelling of 11202222101 in words is "eleven billion, two hundred two million, two hundred twenty-two thousand, one hundred one".

Divisors: 1 7 19927 80309 139489 562163 1600317443 11202222101