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2230211122213 = 4996694463377
BaseRepresentation
bin100000011101000010111…
…100010001010000100101
321220012120020200120001211
4200131002330101100211
5243014433021402323
64424313404151421
7320061465520414
oct40350274212045
97805506616054
102230211122213
1178a911045288
12300291238571
131324008c8209
1479d2b05547b
153d02d88070d
hex20742f11425

2230211122213 has 4 divisors (see below), whose sum is σ = 2230216085260. Its totient is φ = 2230206159168.

The previous prime is 2230211122207. The next prime is 2230211122253. The reversal of 2230211122213 is 3122211120322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1189358192929 + 1040852929284 = 1090577^2 + 1020222^2 .

It is a cyclic number.

It is not a de Polignac number, because 2230211122213 - 225 = 2230177567781 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 (2230211122253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1732020 + ... + 2731357.

It is an arithmetic number, because the mean of its divisors is an integer number (557554021315).

Almost surely, 22230211122213 is an apocalyptic number.

It is an amenable number.

2230211122213 is a deficient number, since it is larger than the sum of its proper divisors (4963047).

2230211122213 is an equidigital number, since it uses as much as digits as its factorization.

2230211122213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4963046.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2230211122213 its reverse (3122211120322), we get a palindrome (5352422242535).

The spelling of 2230211122213 in words is "two trillion, two hundred thirty billion, two hundred eleven million, one hundred twenty-two thousand, two hundred thirteen".

Divisors: 1 499669 4463377 2230211122213