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2231230201 = 47281168943
BaseRepresentation
bin1000010011111101…
…1101111011111001
312202111110020102121
42010333131323321
514032143331301
61005223001241
7106202100214
oct20477357371
95674406377
102231230201
11a45520302
12523299221
13297347575
1417248a77b
15d0d3a3a1
hex84fddef9

2231230201 has 8 divisors (see below), whose sum is σ = 2286825984. Its totient is φ = 2175972960.

The previous prime is 2231230171. The next prime is 2231230219. The reversal of 2231230201 is 1020321322.

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

It is a cyclic number.

It is not a de Polignac number, because 2231230201 - 27 = 2231230073 is a prime.

It is a super-3 number, since 3×22312302013 (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231230271) 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, 71265 + ... + 97678.

It is an arithmetic number, because the mean of its divisors is an integer number (285853248).

Almost surely, 22231230201 is an apocalyptic number.

It is an amenable number.

2231230201 is a deficient number, since it is larger than the sum of its proper divisors (55595783).

2231230201 is a wasteful number, since it uses less digits than its factorization.

2231230201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169271.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2231230201 is about 47235.8994939231. The cubic root of 2231230201 is about 1306.7167554712.

Adding to 2231230201 its reverse (1020321322), we get a palindrome (3251551523).

The spelling of 2231230201 in words is "two billion, two hundred thirty-one million, two hundred thirty thousand, two hundred one".

Divisors: 1 47 281 13207 168943 7940321 47472983 2231230201