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2130223331 = 17935333713
BaseRepresentation
bin111111011111000…
…1010000011100011
312111110101120001102
41332332022003203
513330314121311
6551214025015
7103534412435
oct17676120343
95443346042
102130223331
119a3501355
124b54a816b
1327c4406a2
14162cb6655
15c703743b
hex7ef8a0e3

2130223331 has 8 divisors (see below), whose sum is σ = 2148256080. Its totient is φ = 2112259072.

The previous prime is 2130223321. The next prime is 2130223463. The reversal of 2130223331 is 1333220312.

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 2130223331 - 218 = 2129961187 is a prime.

It is a super-2 number, since 2×21302233312 = 9075702879873471122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130223321) 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, 46331 + ... + 80043.

It is an arithmetic number, because the mean of its divisors is an integer number (268532010).

Almost surely, 22130223331 is an apocalyptic number.

2130223331 is a deficient number, since it is larger than the sum of its proper divisors (18032749).

2130223331 is a wasteful number, since it uses less digits than its factorization.

2130223331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34245.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2130223331 is about 46154.3424934209. The cubic root of 2130223331 is about 1286.6933181127.

Adding to 2130223331 its reverse (1333220312), we get a palindrome (3463443643).

The spelling of 2130223331 in words is "two billion, one hundred thirty million, two hundred twenty-three thousand, three hundred thirty-one".

Divisors: 1 179 353 33713 63187 6034627 11900689 2130223331