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2230102220 = 2251011278693
BaseRepresentation
bin1000010011101100…
…1010100011001100
312202102022221010112
42010323022203030
514031401232340
61005142455152
7106156361513
oct20473124314
95672287115
102230102220
11a4491a895
12522a344b8
13297041018
1417227567a
15d0bb6065
hex84eca8cc

2230102220 has 48 divisors (see below), whose sum is σ = 4767372288. Its totient is φ = 876153600.

The previous prime is 2230102213. The next prime is 2230102223. The reversal of 2230102220 is 222010322.

It is a junction number, because it is equal to n+sod(n) for n = 2230102195 and 2230102204.

It is not an unprimeable number, because it can be changed into a prime (2230102223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252194 + ... + 260886.

It is an arithmetic number, because the mean of its divisors is an integer number (99320256).

Almost surely, 22230102220 is an apocalyptic number.

2230102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2230102220 is an abundant number, since it is smaller than the sum of its proper divisors (2537270068).

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

2230102220 is a wasteful number, since it uses less digits than its factorization.

2230102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8930 (or 8928 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2230102220 is about 47223.9581144995. The cubic root of 2230102220 is about 1306.4965182043.

Adding to 2230102220 its reverse (222010322), we get a palindrome (2452112542).

It can be divided in two parts, 2230102 and 220, that added together give a palindrome (2230322).

The spelling of 2230102220 in words is "two billion, two hundred thirty million, one hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 101 127 202 254 404 505 508 635 1010 1270 2020 2540 8693 12827 17386 25654 34772 43465 51308 64135 86930 128270 173860 256540 877993 1104011 1755986 2208022 3511972 4389965 4416044 5520055 8779930 11040110 17559860 22080220 111505111 223010222 446020444 557525555 1115051110 2230102220